diff --git a/contrib/customize_cardset.asciidoc b/contrib/customize_cardset.asciidoc
index b146f11cc2..1807da8c52 100644
--- a/contrib/customize_cardset.asciidoc
+++ b/contrib/customize_cardset.asciidoc
@@ -8,7 +8,7 @@ config.txt template
 -------------------
 
 ....
-PySolFC solitaire cardset;$A;$FMT;$B;$C;$D,$E;$F
+PySolFC solitaire cardset;$A;$FMT;$B;$C;$D,$E;$F;$G;$H
 <internal_name>;<cardset_name>
 X Y D
 XOFF YOFF SXOFF SYOFF
@@ -21,7 +21,7 @@ Line 1
 
 *$A:* The cardset version number that belongs to the number of fields divided through ";" on the first line (e.g. `.gif;1;78;8,1016` -> `$A=4`)
 
-( *WARNING:* For Mahjongg, $A must always be 6 and the $F field must be included in the line; however, you can put `0` in `$F` if you wish, in that case. )
+( *WARNING:* For Mahjongg, $A must always be 6 or 7 and the $F field must be included in the line; however, you can put `0` in `$F` if you wish, in that case. )
 
 ( *NOTE:* $D and $E are comma separated and count for one field )
 
@@ -112,6 +112,9 @@ Cardsets Origins:
 
 *$F:* The Year the cardset was created (in the range 1000 to 2299)
 
+*$G:*  The subtype of the cardset.  Usually 0 - for French type cardsets, a value of 1 is used if there are jokers.
+
+*$H:* Whether the cardset is a 3D Mahjongg cardset - 1 if it is, 0 if it isn't.  For cardsets with a version less than 7, version 6 cardsets treat this value as 1, and older version cardsets treat it as 0.
 
 Line 2
 ------
diff --git a/data/images/cards/finder/french/01z.gif b/data/images/cards/finder/french/01z.gif
new file mode 100644
index 0000000000..2047064997
Binary files /dev/null and b/data/images/cards/finder/french/01z.gif differ
diff --git a/data/images/cards/finder/french/01z.png b/data/images/cards/finder/french/01z.png
new file mode 100644
index 0000000000..99af335e4f
Binary files /dev/null and b/data/images/cards/finder/french/01z.png differ
diff --git a/data/images/cards/finder/french/02z.gif b/data/images/cards/finder/french/02z.gif
new file mode 100644
index 0000000000..7041320f09
Binary files /dev/null and b/data/images/cards/finder/french/02z.gif differ
diff --git a/data/images/cards/finder/french/02z.png b/data/images/cards/finder/french/02z.png
new file mode 100644
index 0000000000..8c2a21874b
Binary files /dev/null and b/data/images/cards/finder/french/02z.png differ
diff --git a/html-src/cardset_customization.html b/html-src/cardset_customization.html
index 30182c43b2..3ffdcd261c 100644
--- a/html-src/cardset_customization.html
+++ b/html-src/cardset_customization.html
@@ -1,6 +1,6 @@
     <h1>Cardset Customization Tutorial</h1>
       <h2>config.txt template</h2>
-            <pre>PySolFC solitaire cardset;$A;$FMT;$B;$C;$D,$E;$F
+            <pre>PySolFC solitaire cardset;$A;$FMT;$B;$C;$D,$E;$F;$G;$H
 &lt;internal_name&gt;;&lt;cardset_name&gt;
 X Y D
 XOFF YOFF SXOFF SYOFF
@@ -9,7 +9,7 @@ <h2>config.txt template</h2>
       <h2>Line 1</h2>
           <p><b>$A:</b> The cardset version number that belongs to the number
             of fields divided through ";" on the first line (e.g. <code>.gif;1;78;8,1016</code> &#8594; <code>$A=4</code>)</p>
-          <p>(<b>WARNING:</b> For Mahjongg, $A must always be 6 and the $F
+          <p>(<b>WARNING:</b> For Mahjongg, $A must always be 6 or 7 and the $F
             field must be included in the line; however, you can put <code>0</code> in <code>$F</code> if you wish, in that case.)</p>
           <p>(<b>NOTE:</b> $D and $E are comma separated and count for one
             field)</p>
@@ -220,6 +220,11 @@ <h3>Cardsets Origins:</h3>
             </ul>
             <p><b>$F:</b> The Year the cardset was created (in the range 1000
               to 2299)</p>
+            <p><b>$G:</b> The subtype of the cardset.  Usually 0 - for French type
+              cardsets, a value of 1 is used if there are jokers.</p>
+            <p><b>$H:</b> Whether the cardset is a 3D Mahjongg cardset - 1 if it is, 0
+              if it isn't.  For cardsets with a version less than 7, version 6 cardsets
+              treat this value as 1, and older version cardsets treat it as 0.</p>
       <h2>Line 2</h2>
           <p><code>&lt;internal_name&gt;</code>: A name for PySolFC to identify your
             cardset (without spaces)</p>
diff --git a/html-src/glossary.html b/html-src/glossary.html
index e08922e582..435806d1d4 100644
--- a/html-src/glossary.html
+++ b/html-src/glossary.html
@@ -143,8 +143,7 @@ <h1>Glossary</h1>
 
 <dd>
 <p>A deck of cards consisting of a STANDARD DECK and two jokers
-making a total of 54 cards. Currently, joker decks are not
-used in PySol.</p>
+making a total of 54 cards.</p>
 </dd>
 
 <dt><b>OPEN</b></dt>
diff --git a/html-src/rules/thieves.html b/html-src/rules/thieves.html
new file mode 100644
index 0000000000..b98fd9ee3a
--- /dev/null
+++ b/html-src/rules/thieves.html
@@ -0,0 +1,14 @@
+<h1>Thieves</h1>
+<p>
+Golf type. 1 joker deck. No redeal.
+
+<h3>Object</h3>
+<p>
+Move all cards to the waste stack.
+
+<h3>Quick Description</h3>
+<p>
+Like <a href="golf.html">Golf</a>,
+but with two jokers.  Jokers are wild, any card
+can be played on a joker, and a joker can be played
+on any card.
diff --git a/pysollib/app.py b/pysollib/app.py
index b106cbd93e..f9ae6369e7 100644
--- a/pysollib/app.py
+++ b/pysollib/app.py
@@ -652,22 +652,25 @@ def updateCardset(self, id=0, update=7):
         self.images.setNegative(self.opt.negative_bottom)
         self.subsampled_images.setNegative(self.opt.negative_bottom)
         if update & 1:
-            self.opt.cardset[0] = (cs.name, cs.backname)
+            self.opt.cardset[0][0] = (cs.name, cs.backname)
         if update & 2:
-            self.opt.cardset[cs.si.type] = (cs.name, cs.backname)
+            self.opt.cardset[cs.si.type][cs.si.subtype] = (cs.name,
+                                                           cs.backname)
         gi = self.getGameInfo(id)
         if gi:
             if update & 256:
                 try:
-                    del self.opt.cardset[(1, gi.id)]
+                    del self.opt.cardset[(1, gi.id)][gi.subcategory]
                 except KeyError:
                     pass
             t = self.checkCompatibleCardsetType(gi, cs)
             if not t[1]:
                 if update & 4:
-                    self.opt.cardset[gi.category] = (cs.name, cs.backname)
+                    self.opt.cardset[gi.category][gi.subcategory] = \
+                        (cs.name, cs.backname)
                 if update & 8:
-                    self.opt.cardset[(1, gi.id)] = (cs.name, cs.backname)
+                    self.opt.cardset[(1, gi.id)][gi.subcategory] = \
+                        (cs.name, cs.backname)
         # from pprint import pprint; pprint(self.opt.cardset)
 
     def loadCardset(self, cs, id=0, update=7, progress=None,
@@ -685,14 +688,16 @@ def loadCardset(self, cs, id=0, update=7, progress=None,
         #   key: Cardset.type
         #   value: (Cardset.ident, Images, SubsampledImages)
         c = self.cardsets_cache.get(cs.type)
-        if c and c[0] == cs.ident:
-            # print 'load from cache', c
-            self.images, self.subsampled_images = c[1], c[2]
-            if not tocache:
-                self.updateCardset(id, update=update)
-                if self.menubar is not None:
-                    self.menubar.updateBackgroundImagesMenu()
-            return 1
+        if c:
+            c2 = c.get(cs.subtype)
+            if c2 and c2[0] == cs.ident:
+                # print 'load from cache', c
+                self.images, self.subsampled_images = c2[1], c2[2]
+                if not tocache:
+                    self.updateCardset(id, update=update)
+                    if self.menubar is not None:
+                        self.menubar.updateBackgroundImagesMenu()
+                return 1
         #
         if progress is None and not noprogress:
             self.wm_save_state()
@@ -718,9 +723,13 @@ def loadCardset(self, cs, id=0, update=7, progress=None,
             # if self.opt.save_cardsets:
             c = self.cardsets_cache.get(cs.type)
             if c:
-                # c[1].destruct()
-                destruct(c[1])
-            self.cardsets_cache[cs.type] = (cs.ident, images, simages)
+                c2 = c.get(cs.subtype)
+                if c2:
+                    # c2[1].destruct()
+                    destruct(c2[1])
+            self.cardsets_cache[cs.type] = {}
+            self.cardsets_cache[cs.type][cs.subtype] = (cs.ident, images,
+                                                        simages)
             if not tocache:
                 # elif self.images is not None:
                 #    # self.images.destruct()
@@ -757,7 +766,9 @@ def checkCompatibleCardsetType(self, gi, cs):
         assert gi is not None
         assert cs is not None
         gc = gi.category
+        gs = gi.subcategory
         cs_type = cs.si.type
+        cs_subtype = cs.si.subtype
         t0, t1 = None, None
         if gc == GI.GC_FRENCH:
             t0 = "French"
@@ -765,6 +776,9 @@ def checkCompatibleCardsetType(self, gi, cs):
                                # CSI.TYPE_TAROCK,
                                ):
                 t1 = t0
+            if (cs_subtype == CSI.SUBTYPE_NONE
+                    and gs == CSI.SUBTYPE_JOKER_DECK):
+                t1 = t0
         elif gc == GI.GC_HANAFUDA:
             t0 = "Hanafuda"
             if cs_type not in (CSI.TYPE_HANAFUDA,):
@@ -823,14 +837,17 @@ def getCompatibleCardset(self, gi, cs, trychange=True):
             # try by gameid / category
             for key, flag in (((1, gi.id), 8), (gi.category, 4)):
                 c = self.opt.cardset.get(key)
-                if not c or len(c) != 2:
+                c2 = None
+                if c:
+                    c2 = c.get(gi.subcategory)
+                if not c2 or len(c2) != 2:
                     continue
-                cs = self.cardset_manager.getByName(c[0])
+                cs = self.cardset_manager.getByName(c2[0])
                 if not cs:
                     continue
                 t = self.checkCompatibleCardsetType(gi, cs)
                 if not t[1]:
-                    cs.updateCardback(backname=c[1])
+                    cs.updateCardback(backname=c2[1])
                     return cs, flag, t
         # ask
         return None, 0, t
diff --git a/pysollib/cardsetparser.py b/pysollib/cardsetparser.py
index 2f99f8aa74..b690c5cc55 100644
--- a/pysollib/cardsetparser.py
+++ b/pysollib/cardsetparser.py
@@ -100,6 +100,20 @@ def parse_cardset_config(lines_list):
         except ValueError:
             _perr(1, 6, 'not integer')
             return None
+    if cs.version >= 7:
+        if len(fields) < 9:
+            _perr(1, msg='not enough fields')
+            return None
+        try:
+            cs.subtype = int(fields[7])
+        except ValueError:
+            _perr(1, 7, 'not integer')
+            return None
+        try:
+            cs.mahjongg3d = bool(fields[8])
+        except ValueError:
+            _perr(1, 8, 'not boolean')
+            return None
     if len(cs.ext) < 2 or cs.ext[0] != ".":
         _perr(1, msg='specifies an invalid file extension')
         return None
diff --git a/pysollib/gamedb.py b/pysollib/gamedb.py
index 95b7bdc24c..e3c6c1e4b3 100644
--- a/pysollib/gamedb.py
+++ b/pysollib/gamedb.py
@@ -59,6 +59,10 @@ class GI:
 
     NUM_CATEGORIES = CSI.TYPE_MATCHING
 
+    # game subcategory
+    GS_NONE = CSI.SUBTYPE_NONE
+    GS_JOKER_DECK = CSI.SUBTYPE_JOKER_DECK
+
     # game type
     GT_1DECK_TYPE = 0
     GT_2DECK_TYPE = 1
@@ -341,7 +345,7 @@ def _callback(gi, gt=game_type):
         # Gnome AisleRiot 2.2.0 (we have 65 out of 70 games)
         # Gnome AisleRiot 3.22.7
         #   still missing:
-        #       Hamilton, Labyrinth, Thieves, Treize, Valentine, Wall
+        #       Hamilton, Labyrinth, Treize, Valentine, Wall
         ("Gnome AisleRiot", (
             1, 2, 8, 9, 11, 12, 13, 19, 24, 27, 29, 31, 33, 34, 35, 36,
             38, 40, 41, 42, 43, 45, 48, 58, 65, 67, 89, 91, 92, 93, 94,
@@ -349,7 +353,7 @@ def _callback(gi, gt=game_type):
             146, 147, 148, 200, 201, 206, 224, 225, 229, 230, 233, 257,
             258, 277, 280, 281, 282, 283, 284, 334, 384, 479, 495, 551,
             552, 553, 572, 593, 674, 700, 715, 716, 737, 772, 810, 819,
-            824, 829, 859, 874, 22231,
+            824, 829, 859, 874, 906, 22231,
         )),
 
         # Hoyle Card Games
@@ -560,7 +564,8 @@ def _callback(gi, gt=game_type):
         ('fc-2.15', tuple(range(827, 855)) + tuple(range(22400, 22407))),
         ('fc-2.20', tuple(range(855, 897))),
         ('fc-2.21', tuple(range(897, 900)) + tuple(range(11014, 11017)) +
-         tuple(range(13160, 13163)) + (16682,))
+         tuple(range(13160, 13163)) + (16682,)),
+        ('dev', tuple(range(906, 907))),
     )
 
     # deprecated - the correct way is to or a GI.GT_XXX flag
@@ -608,7 +613,7 @@ def __init__(self, id, gameclass, name,
                  game_type, decks, redeals,
                  skill_level=None,
                  # keyword arguments:
-                 si={}, category=0,
+                 si={}, category=0, subcategory=GI.GS_NONE,
                  short_name=None, altnames=(),
                  suits=list(range(4)), ranks=list(range(13)), trumps=(),
                  rules_filename=None,
@@ -692,7 +697,8 @@ def to_unicode(s):
                         name=name, short_name=short_name,
                         altnames=tuple(altnames), en_name=en_name,
                         decks=decks, redeals=redeals, ncards=ncards,
-                        category=category, skill_level=skill_level,
+                        category=category, subcategory=subcategory,
+                        skill_level=skill_level,
                         suits=tuple(suits), ranks=tuple(ranks),
                         trumps=tuple(trumps),
                         si=gi_si, rules_filename=rules_filename)
diff --git a/pysollib/games/golf.py b/pysollib/games/golf.py
index 978c7e8097..60b31858d1 100644
--- a/pysollib/games/golf.py
+++ b/pysollib/games/golf.py
@@ -107,6 +107,9 @@ def acceptsCards(self, from_stack, cards):
             return True
         if not WasteStack.acceptsCards(self, from_stack, cards):
             return False
+        # if there are jokers, they're wild
+        if self.cards[-1].suit == 4 or cards[0].suit == 4:
+            return True
         # check cards
         r1, r2 = self.cards[-1].rank, cards[0].rank
         if self.game.getStrictness() == 1:
@@ -217,6 +220,14 @@ def startGame(self):
         Golf.startGame(self, 7)
 
 
+# ************************************************************************
+# * Thieves
+# ************************************************************************
+
+class Thieves(Golf):
+    pass
+
+
 # ************************************************************************
 # *
 # ************************************************************************
@@ -1491,3 +1502,6 @@ def fillStack(self, stack):
                       GI.GT_GOLF | GI.GT_OPEN, 1, 0, GI.SL_MOSTLY_SKILL))
 registerGame(GameInfo(892, DoublePutt, "Double Putt",
                       GI.GT_GOLF, 2, 0, GI.SL_BALANCED))
+registerGame(GameInfo(906, Thieves, "Thieves",
+                      GI.GT_GOLF, 1, 0, GI.SL_BALANCED,
+                      subcategory=GI.GS_JOKER_DECK, trumps=list(range(2))))
diff --git a/pysollib/games/mahjongg/mahjongg.py b/pysollib/games/mahjongg/mahjongg.py
index a8cbf4791b..b4c31e523a 100644
--- a/pysollib/games/mahjongg/mahjongg.py
+++ b/pysollib/games/mahjongg/mahjongg.py
@@ -383,7 +383,7 @@ def createGame(self):
         # dx, dy = 2, -2
         # dx, dy = 3, -3
         cs = self.app.images.cs
-        if cs.version >= 6:
+        if cs.version == 6 or cs.mahjongg3d:
             dx = l.XOFFSET
             dy = -l.YOFFSET
             d_x = cs.SHADOW_XOFFSET
diff --git a/pysollib/games/mahjongg/shisensho.py b/pysollib/games/mahjongg/shisensho.py
index 21c472a3ab..da3a2600a0 100644
--- a/pysollib/games/mahjongg/shisensho.py
+++ b/pysollib/games/mahjongg/shisensho.py
@@ -256,7 +256,7 @@ def drawArrow(self, other_stack, sleep):
         x0, y0 = (game.XMARGIN + game.center_offset[0],
                   game.YMARGIN + game.center_offset[1])
         cardw, cardh = images.CARDW, images.CARDH
-        if cs.version >= 6:
+        if cs.version == 6 or cs.mahjongg3d:
             cardw -= cs.SHADOW_XOFFSET
             cardh -= cs.SHADOW_YOFFSET
         coords = []
@@ -314,7 +314,7 @@ def createGame(self):
         # dx, dy = 3, -3
 
         cs = self.app.images.cs
-        if cs.version >= 6:
+        if cs.version == 6 or cs.mahjongg3d:
             dx = l.XOFFSET
             dy = -l.YOFFSET
             d_x = cs.SHADOW_XOFFSET
diff --git a/pysollib/main.py b/pysollib/main.py
index d36ffe1df7..8cf1d69b71 100644
--- a/pysollib/main.py
+++ b/pysollib/main.py
@@ -316,7 +316,7 @@ def progressCallback(*args):
     # init cardsets
     app.initCardsets()
     cardset = None
-    c = app.opt.cardset.get(0)
+    c = app.opt.cardset.get(0).get(0)
     if c:
         cardset = app.cardset_manager.getByName(c[0])
         if cardset and c[1]:
diff --git a/pysollib/options.py b/pysollib/options.py
index 10b4547927..ea747e204f 100644
--- a/pysollib/options.py
+++ b/pysollib/options.py
@@ -192,6 +192,7 @@ def calcCustomMouseButtonsBinding(binding_format):
 [cardsets]
 0 = string_list(min=2, max=2)
 1 = string_list(min=2, max=2)
+1_1 = string_list(min=2, max=2)
 2 = string_list(min=2, max=2)
 3 = string_list(min=2, max=2)
 4 = string_list(min=2, max=2)
@@ -546,34 +547,36 @@ def setDefaults(self, top=None):
         #    c = 'Dondorf'
         if USE_PIL:
             self.cardset = {
-                0:                  ("Neo", ""),
-                CSI.TYPE_FRENCH:    ("Neo", ""),
-                CSI.TYPE_HANAFUDA:  ("Louie Mantia Hanafuda", ""),
-                CSI.TYPE_MAHJONGG:  ("Uni Mahjongg", ""),
-                CSI.TYPE_TAROCK:    ("Neo Tarock", ""),
-                CSI.TYPE_HEXADECK:  ("Neo Hex", ""),
-                CSI.TYPE_MUGHAL_GANJIFA: ("Mughal Ganjifa XL", ""),
-                # CSI.TYPE_NAVAGRAHA_GANJIFA: ("Navagraha Ganjifa", ""),
-                CSI.TYPE_NAVAGRAHA_GANJIFA: ("Dashavatara Ganjifa XL", ""),
-                CSI.TYPE_DASHAVATARA_GANJIFA: ("Dashavatara Ganjifa XL", ""),
-                CSI.TYPE_TRUMP_ONLY: ("Next Matrix", ""),
-                CSI.TYPE_MATCHING: ("Neo", "")
+                0:                  {0: ("Neo", "")},
+                CSI.TYPE_FRENCH:    {0: ("Neo", ""), 1: ("Neo", "")},
+                CSI.TYPE_HANAFUDA:  {0: ("Louie Mantia Hanafuda", "")},
+                CSI.TYPE_MAHJONGG:  {0: ("Uni Mahjongg", "")},
+                CSI.TYPE_TAROCK:    {0: ("Neo Tarock", "")},
+                CSI.TYPE_HEXADECK:  {0: ("Neo Hex", "")},
+                CSI.TYPE_MUGHAL_GANJIFA: {0: ("Mughal Ganjifa XL", "")},
+                # CSI.TYPE_NAVAGRAHA_GANJIFA: {0: ("Navagraha Ganjifa", "")},
+                CSI.TYPE_NAVAGRAHA_GANJIFA:
+                    {0: ("Dashavatara Ganjifa XL", "")},
+                CSI.TYPE_DASHAVATARA_GANJIFA:
+                    {0: ("Dashavatara Ganjifa XL", "")},
+                CSI.TYPE_TRUMP_ONLY: {0: ("Next Matrix", "")},
+                CSI.TYPE_MATCHING: {0: ("Neo", "")}
             }
         else:
             self.cardset = {
                 # game_type:        (cardset_name, back_file)
-                0:                  (c, ""),
-                CSI.TYPE_FRENCH:    (c, ""),
-                CSI.TYPE_HANAFUDA:  ("Kintengu", ""),
-                CSI.TYPE_MAHJONGG:  ("Crystal Mahjongg", ""),
-                CSI.TYPE_TAROCK:    ("Vienna 2K", ""),
-                CSI.TYPE_HEXADECK:  ("Hex A Deck", ""),
-                CSI.TYPE_MUGHAL_GANJIFA: ("Mughal Ganjifa", ""),
-                # CSI.TYPE_NAVAGRAHA_GANJIFA: ("Navagraha Ganjifa", ""),
-                CSI.TYPE_NAVAGRAHA_GANJIFA: ("Dashavatara Ganjifa", ""),
-                CSI.TYPE_DASHAVATARA_GANJIFA: ("Dashavatara Ganjifa", ""),
-                CSI.TYPE_TRUMP_ONLY: ("Matrix", ""),
-                CSI.TYPE_MATCHING: (c, ""),
+                0:                  {0: (c, "")},
+                CSI.TYPE_FRENCH:    {0: (c, ""), 1: (c, "")},
+                CSI.TYPE_HANAFUDA:  {0: ("Kintengu", "")},
+                CSI.TYPE_MAHJONGG:  {0: ("Crystal Mahjongg", "")},
+                CSI.TYPE_TAROCK:    {0: ("Vienna 2K", "")},
+                CSI.TYPE_HEXADECK:  {0: ("Hex A Deck", "")},
+                CSI.TYPE_MUGHAL_GANJIFA: {0: ("Mughal Ganjifa", "")},
+                # CSI.TYPE_NAVAGRAHA_GANJIFA: {0: ("Navagraha Ganjifa", "")},
+                CSI.TYPE_NAVAGRAHA_GANJIFA: {0: ("Dashavatara Ganjifa", "")},
+                CSI.TYPE_DASHAVATARA_GANJIFA: {0: ("Dashavatara Ganjifa", "")},
+                CSI.TYPE_TRUMP_ONLY: {0: ("Matrix", "")},
+                CSI.TYPE_MATCHING: {0: (c, "")}
             }
 
     # not changeable options
@@ -635,7 +638,11 @@ def save(self, filename):
 
         # cardsets
         for key, val in self.cardset.items():
-            config['cardsets'][str(key)] = val
+            for key2, val2 in val.items():
+                if key2 > 0:
+                    config['cardsets'][str(key) + "_" + str(key2)] = val2
+                else:
+                    config['cardsets'][str(key)] = val2
         for key in ('scale_cards', 'scale_x', 'scale_y',
                     'auto_scale', 'spread_stacks',
                     'preserve_aspect_ratio', 'resampling'):
@@ -802,12 +809,17 @@ def load(self, filename):
 
         # cardsets
         for key in self.cardset:
-            val = self._getOption('cardsets', str(key), 'list')
-            if val is not None:
-                try:
-                    self.cardset[int(key)] = val
-                except Exception:
-                    traceback.print_exc()
+            for key2 in self.cardset[key]:
+                if key2 > 0:
+                    val = self._getOption('cardsets',
+                                          str(key) + "_" + str(key2), 'list')
+                else:
+                    val = self._getOption('cardsets', str(key), 'list')
+                if val is not None:
+                    try:
+                        self.cardset[int(key)][int(key2)] = val
+                    except Exception:
+                        traceback.print_exc()
         for key, t in (('scale_cards', 'bool'),
                        ('scale_x', 'float'),
                        ('scale_y', 'float'),
diff --git a/pysollib/pysolgtk/selectgame.py b/pysollib/pysolgtk/selectgame.py
index 60dc6028d6..80b4fbeed2 100644
--- a/pysollib/pysolgtk/selectgame.py
+++ b/pysollib/pysolgtk/selectgame.py
@@ -416,14 +416,19 @@ def updatePreview(self, gameid, animations=10):
         #
 
         c = self.app.cardsets_cache.get(gi.category)
-        if not c:
+        c2 = None
+        if c:
+            c2 = c.get(gi.subcategory)
+        if not c2:
             cardset = self.app.cardset_manager.getByName(
-                self.app.opt.cardset[gi.category][0])
+                self.app.opt.cardset[gi.category][gi.subcategory][0])
             self.app.loadCardset(cardset, id=gi.category,
                                  tocache=True, noprogress=True)
             c = self.app.cardsets_cache.get(gi.category)
-        if c:
-            self.preview_app.images = c[2]
+            if c:
+                c2 = c.get(gi.subcategory)
+        if c2:
+            self.preview_app.images = c2[2]
         else:
             self.preview_app.images = self.app.subsampled_images
 
diff --git a/pysollib/resource.py b/pysollib/resource.py
index 66e05d0481..3c2916679d 100644
--- a/pysollib/resource.py
+++ b/pysollib/resource.py
@@ -182,6 +182,10 @@ class CSI:
     TYPE_TRUMP_ONLY = 9
     TYPE_MATCHING = 10
 
+    # cardset subtypes
+    SUBTYPE_NONE = 0
+    SUBTYPE_JOKER_DECK = 1
+
     TYPE = {
         1:  _("French type (52 cards)"),
         2:  _("Hanafuda type (48 cards)"),
@@ -351,6 +355,8 @@ def __init__(self):
             ncards=-1,
             styles=[],
             year=0,
+            subtype=0,
+            mahjongg3d=False,
             # line[1]
             ident="",
             name="",
@@ -380,7 +386,8 @@ def __init__(self, **kw):
         kw = KwStruct(config.__dict__, **kw)
         # si is the SelectionInfo struct that will be queried by
         # the "select cardset" dialogs. It can be freely modified.
-        si = Struct(type=0, size=0, styles=[], nationalities=[], dates=[])
+        si = Struct(type=0, subtype=0, size=0, styles=[],
+                    nationalities=[], dates=[])
         kw = KwStruct(
             kw,
             # essentials
@@ -452,11 +459,13 @@ def _check(self, cs):
         if s not in CSI.TYPE:
             return 0
         cs.si.type = s
+        cs.si.subtype = cs.subtype
         cs.suits = CSI.TYPE_SUITS[s]
         cs.ranks = CSI.TYPE_RANKS[s]
         cs.trumps = CSI.TYPE_TRUMPS[s]
         if s == CSI.TYPE_FRENCH:
-            pass
+            if cs.subtype == 1:
+                cs.trumps = list(range(2))
         elif s == CSI.TYPE_HANAFUDA:
             cs.nbottoms = 15
         elif s == CSI.TYPE_TAROCK:
diff --git a/pysollib/tile/selectgame.py b/pysollib/tile/selectgame.py
index 7534f351cc..5238e79ae1 100644
--- a/pysollib/tile/selectgame.py
+++ b/pysollib/tile/selectgame.py
@@ -734,14 +734,19 @@ def updatePreview(self, gameid, animations=10):
         #
 
         c = self.app.cardsets_cache.get(gi.category)
-        if not c:
+        c2 = None
+        if c:
+            c2 = c.get(gi.subcategory)
+        if not c2:
             cardset = self.app.cardset_manager.getByName(
-                self.app.opt.cardset[gi.category][0])
+                self.app.opt.cardset[gi.category][gi.subcategory][0])
             self.app.loadCardset(cardset, id=gi.category,
                                  tocache=True, noprogress=True)
             c = self.app.cardsets_cache.get(gi.category)
-        if c:
-            self.preview_app.images = c[2]
+            if c:
+                c2 = c.get(gi.subcategory)
+        if c2:
+            self.preview_app.images = c2[2]
         else:
             self.preview_app.images = self.app.subsampled_images
 
diff --git a/pysollib/tk/selectgame.py b/pysollib/tk/selectgame.py
index 431065a460..6b3f262242 100644
--- a/pysollib/tk/selectgame.py
+++ b/pysollib/tk/selectgame.py
@@ -509,14 +509,19 @@ def updatePreview(self, gameid, animations=10):
         #
 
         c = self.app.cardsets_cache.get(gi.category)
-        if not c:
+        c2 = None
+        if c:
+            c2 = c.get(gi.subcategory)
+        if not c2:
             cardset = self.app.cardset_manager.getByName(
-                self.app.opt.cardset[gi.category][0])
+                self.app.opt.cardset[gi.category][gi.subcategory][0])
             self.app.loadCardset(cardset, id=gi.category,
                                  tocache=True, noprogress=True)
             c = self.app.cardsets_cache.get(gi.category)
-        if c:
-            self.preview_app.images = c[2]
+            if c:
+                c2 = c.get(gi.subcategory)
+        if c2:
+            self.preview_app.images = c2[2]
         else:
             self.preview_app.images = self.app.subsampled_images