diff --git a/mappings/net/minecraft/registry/DynamicRegistrySync.mapping b/mappings/net/minecraft/registry/DynamicRegistrySync.mapping
index 094945626f..0a1d2bf50f 100644
--- a/mappings/net/minecraft/registry/DynamicRegistrySync.mapping
+++ b/mappings/net/minecraft/registry/DynamicRegistrySync.mapping
@@ -1,7 +1,15 @@
 CLASS net/minecraft/unmapped/C_uhbbwvga net/minecraft/registry/DynamicRegistrySync
 	FIELD f_hmxjhwjb SYNCED_CODECS Ljava/util/Set;
+	METHOD m_bgtsvbas serialize (Lcom/mojang/serialization/DynamicOps;Lnet/minecraft/unmapped/C_ratuauki$C_qpshoosu;Lnet/minecraft/unmapped/C_wqxmvzdq;Ljava/util/Set;Ljava/util/function/BiConsumer;)V
+		ARG 1 entry
+		ARG 3 knownPacks
+		ARG 4 registryConsumer
 	METHOD m_cakupvxg streamReloadableSyncedRegistries (Lnet/minecraft/unmapped/C_bcpxdrik;)Ljava/util/stream/Stream;
 		ARG 0 registryManager
 	METHOD m_gnuhreao streamTaggableRegistries (Lnet/minecraft/unmapped/C_bcpxdrik;)Ljava/util/stream/Stream;
 		ARG 0 layeredRegistryManager
+	METHOD m_mtiqpvjp forEachSyncedRegistry (Lcom/mojang/serialization/DynamicOps;Lnet/minecraft/unmapped/C_wqxmvzdq;Ljava/util/Set;Ljava/util/function/BiConsumer;)V
+		ARG 2 knownPacks
+		ARG 3 registryConsumer
 	METHOD m_vcpumcmq streamSyncedRegistries (Lnet/minecraft/unmapped/C_wqxmvzdq;)Ljava/util/stream/Stream;
+	CLASS C_iikocaff SerializedRegistryEntry
diff --git a/mappings/net/minecraft/registry/HolderLookup.mapping b/mappings/net/minecraft/registry/HolderLookup.mapping
index bddc85ae88..2b3abe80f6 100644
--- a/mappings/net/minecraft/registry/HolderLookup.mapping
+++ b/mappings/net/minecraft/registry/HolderLookup.mapping
@@ -4,6 +4,8 @@ CLASS net/minecraft/unmapped/C_vtbxyypo net/minecraft/registry/HolderLookup
 	METHOD m_rpikeuoc streamTags ()Ljava/util/stream/Stream;
 	METHOD m_vtchccnr streamElementKeys ()Ljava/util/stream/Stream;
 	CLASS C_drwjtlvl RegistryLookup
+		METHOD m_cplftviu matchesPredicate (Ljava/util/function/Predicate;)Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;
+			ARG 1 predicate
 		METHOD m_kqnidhqe enabledIn (Lnet/minecraft/unmapped/C_czxxrbcp;)Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;
 			ARG 1 featureFlags
 		METHOD m_pjiyqhtq (Lnet/minecraft/unmapped/C_czxxrbcp;Ljava/lang/Object;)Z
diff --git a/mappings/net/minecraft/registry/HolderProvider.mapping b/mappings/net/minecraft/registry/HolderProvider.mapping
index decc36d612..d3794ab0a8 100644
--- a/mappings/net/minecraft/registry/HolderProvider.mapping
+++ b/mappings/net/minecraft/registry/HolderProvider.mapping
@@ -21,6 +21,8 @@ CLASS net/minecraft/unmapped/C_pzdchrcy net/minecraft/registry/HolderProvider
 		ARG 1 key
 			COMMENT they key of the holder
 	CLASS C_pbvqpmst Provider
+		METHOD m_dplmvldg (Lnet/minecraft/unmapped/C_xhhleach;Lnet/minecraft/unmapped/C_pzdchrcy;)Ljava/util/Optional;
+			ARG 1 lookup
 		METHOD m_ghccorsr getLookupOrThrow (Lnet/minecraft/unmapped/C_xhhleach;)Lnet/minecraft/unmapped/C_pzdchrcy;
 			COMMENT {@return the holder provider of the given registry}
 			COMMENT
@@ -31,3 +33,9 @@ CLASS net/minecraft/unmapped/C_pzdchrcy net/minecraft/registry/HolderProvider
 			COMMENT {@return the holder provider of the given registry, may be empty if the registry does not exist in this provider}
 			ARG 1 registryKey
 				COMMENT the key of the registry
+		METHOD m_yuymjcux get (Lnet/minecraft/unmapped/C_xhhleach;Lnet/minecraft/unmapped/C_xhhleach;)Ljava/util/Optional;
+			COMMENT {@return the entry's holder by its key, may be empty if the entry does not exist in the searched registry}
+			ARG 1 registry
+				COMMENT the key of the registry to search in
+			ARG 2 key
+				COMMENT the key of the entry to find
diff --git a/mappings/net/minecraft/registry/HolderSet.mapping b/mappings/net/minecraft/registry/HolderSet.mapping
index d77a0e1516..6edf62362c 100644
--- a/mappings/net/minecraft/registry/HolderSet.mapping
+++ b/mappings/net/minecraft/registry/HolderSet.mapping
@@ -5,6 +5,9 @@ CLASS net/minecraft/unmapped/C_odfnijdo net/minecraft/registry/HolderSet
 	METHOD m_dneqvpzw ownedBy (Lnet/minecraft/unmapped/C_hkebgttw;)Z
 		ARG 1 owner
 	METHOD m_fewclxfb getTag ()Ljava/util/Optional;
+	METHOD m_fzxplshe direct (Ljava/util/function/Function;Ljava/util/Collection;)Lnet/minecraft/unmapped/C_odfnijdo$C_zmwjwbow;
+		ARG 0 mapper
+		ARG 1 values
 	METHOD m_gbicudwr createDirect (Ljava/util/List;)Lnet/minecraft/unmapped/C_odfnijdo$C_zmwjwbow;
 		ARG 0 contents
 	METHOD m_jjqfwyhn getTagOrContents ()Lcom/mojang/datafixers/util/Either;
@@ -12,6 +15,7 @@ CLASS net/minecraft/unmapped/C_odfnijdo net/minecraft/registry/HolderSet
 		ARG 1 i
 	METHOD m_lhrpzjgq getRandomElement (Lnet/minecraft/unmapped/C_rlomrsco;)Ljava/util/Optional;
 		ARG 1 random
+	METHOD m_ndioshbw empty ()Lnet/minecraft/unmapped/C_odfnijdo;
 	METHOD m_onucpopt contains (Lnet/minecraft/unmapped/C_cjzoxshv;)Z
 		ARG 1 holder
 	METHOD m_wavhsngb size ()I
@@ -38,5 +42,6 @@ CLASS net/minecraft/unmapped/C_odfnijdo net/minecraft/registry/HolderSet
 	CLASS C_zmwjwbow DirectSet
 		FIELD f_sggtnbos contents Ljava/util/List;
 		FIELD f_wamwqcjf contentsSet Ljava/util/Set;
+		FIELD f_zqgrcisv EMPTY Lnet/minecraft/unmapped/C_odfnijdo$C_zmwjwbow;
 		METHOD <init> (Ljava/util/List;)V
 			ARG 1 contents
diff --git a/mappings/net/minecraft/registry/MutableRegistry.mapping b/mappings/net/minecraft/registry/MutableRegistry.mapping
index 7b71de3b90..5a7b727aa5 100644
--- a/mappings/net/minecraft/registry/MutableRegistry.mapping
+++ b/mappings/net/minecraft/registry/MutableRegistry.mapping
@@ -4,3 +4,4 @@ CLASS net/minecraft/unmapped/C_eexxncvi net/minecraft/registry/MutableRegistry
 	METHOD m_yomgwjob register (Lnet/minecraft/unmapped/C_xhhleach;Ljava/lang/Object;Lnet/minecraft/unmapped/C_jhxfjegj;)Lnet/minecraft/unmapped/C_cjzoxshv$C_rjzpeyec;
 		ARG 1 key
 		ARG 2 entry
+		ARG 3 info
diff --git a/mappings/net/minecraft/registry/RegistryCloner.mapping b/mappings/net/minecraft/registry/RegistryCloner.mapping
new file mode 100644
index 0000000000..81e8ea8604
--- /dev/null
+++ b/mappings/net/minecraft/registry/RegistryCloner.mapping
@@ -0,0 +1,9 @@
+CLASS net/minecraft/unmapped/C_nlcdnclu net/minecraft/registry/RegistryCloner
+	METHOD m_zduexkww clone (Ljava/lang/Object;Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;)Ljava/lang/Object;
+		ARG 1 value
+		ARG 2 subsetLookupProvider
+		ARG 3 fullLookupProvider
+	CLASS C_bxhpbcyq CloneableRegistries
+		FIELD f_naqxvgob registries Ljava/util/Map;
+		METHOD m_dtbyqapc with (Lnet/minecraft/unmapped/C_xhhleach;Lcom/mojang/serialization/Codec;)Lnet/minecraft/unmapped/C_nlcdnclu$C_bxhpbcyq;
+		METHOD m_lmwgprcv get (Lnet/minecraft/unmapped/C_xhhleach;)Lnet/minecraft/unmapped/C_nlcdnclu;
diff --git a/mappings/net/minecraft/registry/RegistryLoader.mapping b/mappings/net/minecraft/registry/RegistryLoader.mapping
index baf7052e66..853514c4e4 100644
--- a/mappings/net/minecraft/registry/RegistryLoader.mapping
+++ b/mappings/net/minecraft/registry/RegistryLoader.mapping
@@ -4,18 +4,49 @@ CLASS net/minecraft/unmapped/C_ratuauki net/minecraft/registry/RegistryLoader
 	FIELD f_mbwjyulc WORLDGEN_REGISTRIES Ljava/util/List;
 	FIELD f_mwvwmgqu REGISTRATION_INFO_CACHE Ljava/util/function/Function;
 	FIELD f_ytrbmnwo DIMENSION_REGISTRIES Ljava/util/List;
+	METHOD m_ajqtmroh loadFromResource (Lnet/minecraft/unmapped/C_tmnrpasf;Lnet/minecraft/unmapped/C_wqxmvzdq;Ljava/util/List;)Lnet/minecraft/unmapped/C_wqxmvzdq$C_ggmzysrd;
+		ARG 2 entries
 	METHOD m_bszcilsu printExceptions (Ljava/util/Map;)V
 		ARG 0 collectedExceptions
+	METHOD m_etwoconu loadFromManager (Lnet/minecraft/unmapped/C_tmnrpasf;Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;Lnet/minecraft/unmapped/C_eexxncvi;Lcom/mojang/serialization/Decoder;Ljava/util/Map;)V
+		ARG 2 registry
+		ARG 3 elementDecoder
+		ARG 4 errors
 	METHOD m_ikbfvuhz getPath (Lnet/minecraft/unmapped/C_ncpywfca;)Ljava/lang/String;
 		ARG 0 id
 	METHOD m_iulkejcw createInfoForNewRegistry (Lnet/minecraft/unmapped/C_eexxncvi;)Lnet/minecraft/unmapped/C_piadqmzm$C_sznlrmbg;
 		ARG 0 registry
 	METHOD m_mcjxwvrf createContext (Lnet/minecraft/unmapped/C_wqxmvzdq;Ljava/util/List;)Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;
 		ARG 1 registriesAndLoaders
+	METHOD m_mzzokuhr loadElementFromResource (Lnet/minecraft/unmapped/C_eexxncvi;Lcom/mojang/serialization/Decoder;Lnet/minecraft/unmapped/C_piadqmzm;Lnet/minecraft/unmapped/C_xhhleach;Lnet/minecraft/unmapped/C_tuynegco;Lnet/minecraft/unmapped/C_jhxfjegj;)V
+		ARG 0 registry
+		ARG 1 decoder
+		ARG 2 ops
+		ARG 4 resource
 	METHOD m_rlsjdntz createInfoForContextRegistry (Lnet/minecraft/unmapped/C_tqxyjqsk;)Lnet/minecraft/unmapped/C_piadqmzm$C_sznlrmbg;
+	METHOD m_sqqlbqim loadFromNetwork (Ljava/util/Map;Lnet/minecraft/unmapped/C_xadhkzfq;Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;Lnet/minecraft/unmapped/C_eexxncvi;Lcom/mojang/serialization/Decoder;Ljava/util/Map;)V
+		ARG 0 entries
+		ARG 1 factory
+		ARG 3 registry
+		ARG 4 elementDecoder
+		ARG 5 errors
+	METHOD m_uraxnddr loadFromNetwork (Ljava/util/Map;Lnet/minecraft/unmapped/C_xadhkzfq;Lnet/minecraft/unmapped/C_wqxmvzdq;Ljava/util/List;)Lnet/minecraft/unmapped/C_wqxmvzdq$C_ggmzysrd;
+		ARG 0 entries
+		ARG 1 factory
+		ARG 3 data
 	METHOD m_utyouqei load (Lnet/minecraft/unmapped/C_ratuauki$C_kprmzsuj;Lnet/minecraft/unmapped/C_wqxmvzdq;Ljava/util/List;)Lnet/minecraft/unmapped/C_wqxmvzdq$C_ggmzysrd;
+		ARG 0 function
+		ARG 2 data
 	CLASS C_kfdvqtiv ContentLoader
+		METHOD m_cclfkymr loadFromNetwork (Ljava/util/Map;Lnet/minecraft/unmapped/C_xadhkzfq;Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;)V
+		METHOD m_lvoknnbl loadFromResource (Lnet/minecraft/unmapped/C_tmnrpasf;Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;)V
+	CLASS C_kprmzsuj LoadingFunction
+		METHOD apply apply (Lnet/minecraft/unmapped/C_ratuauki$C_kfdvqtiv;Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;)V
+			ARG 1 loader
+			ARG 2 infoLookup
 	CLASS C_qpshoosu DecodingData
+		METHOD m_qoqcvblw runWithData (Ljava/util/function/BiConsumer;)V
+			ARG 1 consumer
 		METHOD m_qxfeaogn createRegistryAndLoader (Lcom/mojang/serialization/Lifecycle;Ljava/util/Map;)Lnet/minecraft/unmapped/C_ratuauki$C_kfdvqtiv;
 			ARG 1 lifecycle
 			ARG 2 collectedExceptions
diff --git a/mappings/net/minecraft/registry/RegistryOps.mapping b/mappings/net/minecraft/registry/RegistryOps.mapping
index ebbc2aa653..fe35ede1ba 100644
--- a/mappings/net/minecraft/registry/RegistryOps.mapping
+++ b/mappings/net/minecraft/registry/RegistryOps.mapping
@@ -2,6 +2,8 @@ CLASS net/minecraft/unmapped/C_piadqmzm net/minecraft/registry/RegistryOps
 	FIELD f_vdicfwsi infoLookup Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;
 	METHOD <init> (Lcom/mojang/serialization/DynamicOps;Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;)V
 		ARG 2 infoLookup
+	METHOD m_cbajopsh withRegistry (Lcom/mojang/serialization/Dynamic;Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;)Lcom/mojang/serialization/Dynamic;
+		ARG 1 lookupProvider
 	METHOD m_cbpcvxox create (Lcom/mojang/serialization/DynamicOps;Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;)Lnet/minecraft/unmapped/C_piadqmzm;
 		ARG 1 provider
 	METHOD m_csmsiyjj retrieveElement (Lnet/minecraft/unmapped/C_xhhleach;)Lcom/mojang/serialization/codecs/RecordCodecBuilder;
@@ -9,6 +11,7 @@ CLASS net/minecraft/unmapped/C_piadqmzm net/minecraft/registry/RegistryOps
 	METHOD m_uasmwyup memoizeLookup (Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;)Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;
 		ARG 0 infoLookup
 	METHOD m_ullsawcn getOwner (Lnet/minecraft/unmapped/C_xhhleach;)Ljava/util/Optional;
+	METHOD m_uvzmikbu withDelegate (Lcom/mojang/serialization/DynamicOps;)Lnet/minecraft/unmapped/C_piadqmzm;
 	METHOD m_vbfmluid create (Lcom/mojang/serialization/DynamicOps;Lnet/minecraft/unmapped/C_piadqmzm$C_raywzonl;)Lnet/minecraft/unmapped/C_piadqmzm;
 		ARG 1 infoLookup
 	METHOD m_yxpznfcj retrieveGetter (Lnet/minecraft/unmapped/C_xhhleach;)Lcom/mojang/serialization/codecs/RecordCodecBuilder;
@@ -17,3 +20,5 @@ CLASS net/minecraft/unmapped/C_piadqmzm net/minecraft/registry/RegistryOps
 	CLASS C_raywzonl RegistryInfoLookup
 		METHOD m_vxddufef lookup (Lnet/minecraft/unmapped/C_xhhleach;)Ljava/util/Optional;
 	CLASS C_sznlrmbg RegistryInfo
+		METHOD m_kblhssdn create (Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;)Lnet/minecraft/unmapped/C_piadqmzm$C_sznlrmbg;
+			ARG 0 lookup
diff --git a/mappings/net/minecraft/registry/RegistrySetBuilder.mapping b/mappings/net/minecraft/registry/RegistrySetBuilder.mapping
index 0b74e53af8..57bcadc77b 100644
--- a/mappings/net/minecraft/registry/RegistrySetBuilder.mapping
+++ b/mappings/net/minecraft/registry/RegistrySetBuilder.mapping
@@ -7,13 +7,43 @@ CLASS net/minecraft/unmapped/C_tncydixy net/minecraft/registry/RegistrySetBuilde
 		ARG 2 lifecycle
 		ARG 3 bootstrap
 	METHOD m_iaaetqhl build (Lnet/minecraft/unmapped/C_wqxmvzdq;)Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;
+	METHOD m_kcbelwzp buildPatchedLookup (Lnet/minecraft/unmapped/C_wqxmvzdq;Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;Lnet/minecraft/unmapped/C_nlcdnclu$C_bxhpbcyq;Ljava/util/Map;Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;)Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;
+		ARG 2 baseLookupProvider
+		ARG 3 cloneableRegistries
+		ARG 4 initializedRegistries
+		ARG 5 patchLookupProvider
+	METHOD m_kfvtxeyc buildProvider (Lnet/minecraft/unmapped/C_tncydixy$C_mydfhsyb;Lnet/minecraft/unmapped/C_wqxmvzdq;Ljava/util/stream/Stream;)Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;
+		ARG 0 owner
+		ARG 2 lookups
+	METHOD m_kkeolqvv applyPatches (Lnet/minecraft/unmapped/C_hkebgttw;Lnet/minecraft/unmapped/C_nlcdnclu$C_bxhpbcyq;Lnet/minecraft/unmapped/C_xhhleach;Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;Lnet/minecraft/unmapped/C_vtbxyypo$C_etmlgbig;Lorg/apache/commons/lang3/mutable/MutableObject;)Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;
+		ARG 2 cloneableRegistries
+		ARG 4 patchLookupProvider
+		ARG 5 baseLookupProvider
+		ARG 6 lazyWrapper
 	METHOD m_neszlanl add (Lnet/minecraft/unmapped/C_xhhleach;Lnet/minecraft/unmapped/C_tncydixy$C_nxwigvql;)Lnet/minecraft/unmapped/C_tncydixy;
 		ARG 2 bootstrap
+	METHOD m_toqvdyew createLookup (Lnet/minecraft/unmapped/C_xhhleach;Lcom/mojang/serialization/Lifecycle;Lnet/minecraft/unmapped/C_hkebgttw;Ljava/util/Map;)Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;
+		ARG 1 lifecycle
+		ARG 2 owner
+		ARG 3 entries
 	METHOD m_uhodzprv wrapLookup (Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;)Lnet/minecraft/unmapped/C_pzdchrcy;
 		ARG 0 lookup
 	CLASS C_dzakpbmy RegisteredValue
 	CLASS C_ibrokpip RegistryContents
+		METHOD m_zsotplrt buildLookup (Lnet/minecraft/unmapped/C_tncydixy$C_mydfhsyb;)Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;
+			ARG 1 owner
+	CLASS C_ieiskvte PatchedRegistries
+	CLASS C_jtqnucpo
+		METHOD m_slmblseh of (Lnet/minecraft/unmapped/C_tncydixy$C_mydfhsyb;Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;)Lnet/minecraft/unmapped/C_tncydixy$C_jtqnucpo;
+			ARG 0 owner
+			ARG 1 lookup
+		METHOD m_xqvappuq of (Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;)Lnet/minecraft/unmapped/C_tncydixy$C_jtqnucpo;
+			ARG 0 lookup
+	CLASS C_lupvcprw EmptyTagRegistryLookup
+	CLASS C_mydfhsyb UniversalOwner
+		METHOD m_szpucbxh cast ()Lnet/minecraft/unmapped/C_hkebgttw;
 	CLASS C_nxwigvql RegistryBootstrap
+		METHOD run run (Lnet/minecraft/unmapped/C_hqoyyfco;)V
 	CLASS C_rasqjhvp EmptyTagLookup
 		FIELD f_dyrwisci owner Lnet/minecraft/unmapped/C_hkebgttw;
 		METHOD <init> (Lnet/minecraft/unmapped/C_hkebgttw;)V
@@ -21,11 +51,24 @@ CLASS net/minecraft/unmapped/C_tncydixy net/minecraft/registry/RegistrySetBuilde
 	CLASS C_svehzhem RegistryStub
 		METHOD m_faeimqzw apply (Lnet/minecraft/unmapped/C_tncydixy$C_xxpyvqyn;)V
 			ARG 1 state
+		METHOD m_ikiojxvz collectRegisteredValues (Lnet/minecraft/unmapped/C_tncydixy$C_xxpyvqyn;)Lnet/minecraft/unmapped/C_tncydixy$C_ibrokpip;
+			ARG 1 state
 	CLASS C_uejpqakh ValueAndHolder
+	CLASS C_usrvzdsz EmptyTagLookupWrapper
+		FIELD f_wblvgsqa parent Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;
+		METHOD <init> (Lnet/minecraft/unmapped/C_hkebgttw;Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;)V
+			ARG 1 owner
+	CLASS C_vcrasote
+		METHOD m_bpnnoeac get (Lnet/minecraft/unmapped/C_xhhleach;)Ljava/util/Optional;
+	CLASS C_vmdfhvom LazyHolder
+		FIELD f_rekjfnjh supplier Ljava/util/function/Supplier;
 	CLASS C_xlkunjxh UniversalLookup
 		FIELD f_nkjpmpim holders Ljava/util/Map;
 		METHOD m_kwtahmdp getOrCreate (Lnet/minecraft/unmapped/C_xhhleach;)Lnet/minecraft/unmapped/C_cjzoxshv$C_rjzpeyec;
 	CLASS C_xxpyvqyn BuildState
+		METHOD m_gaysgpxx reportOrphanedValues ()V
 		METHOD m_hfvtdxvs create (Lnet/minecraft/unmapped/C_wqxmvzdq;Ljava/util/stream/Stream;)Lnet/minecraft/unmapped/C_tncydixy$C_xxpyvqyn;
 			ARG 1 registryKeys
+		METHOD m_szmfjjcg createBootstrapContext ()Lnet/minecraft/unmapped/C_hqoyyfco;
 		METHOD m_xtitxxee thrownOnError ()V
+		METHOD m_zcbyprjs reportUnreferencedKeys ()V
diff --git a/mappings/net/minecraft/registry/ReloadableRegistries.mapping b/mappings/net/minecraft/registry/ReloadableRegistries.mapping
index f435c5de07..fb7829def9 100644
--- a/mappings/net/minecraft/registry/ReloadableRegistries.mapping
+++ b/mappings/net/minecraft/registry/ReloadableRegistries.mapping
@@ -2,6 +2,7 @@ CLASS net/minecraft/unmapped/C_ihseotxf net/minecraft/registry/ReloadableRegistr
 	FIELD f_mtejqtll GSON Lcom/google/gson/Gson;
 	FIELD f_tziodfyh DEFAULT_REGISTRATION_INFO Lnet/minecraft/unmapped/C_jhxfjegj;
 	METHOD m_nnifhcon reload (Lnet/minecraft/unmapped/C_bcpxdrik;Lnet/minecraft/unmapped/C_tmnrpasf;Ljava/util/concurrent/Executor;)Ljava/util/concurrent/CompletableFuture;
+		ARG 0 registryManager
 	METHOD m_spiepebv withUpdatedRegistries (Lnet/minecraft/unmapped/C_bcpxdrik;Ljava/util/List;)Lnet/minecraft/unmapped/C_bcpxdrik;
 		ARG 0 registryManager
 	METHOD m_uxxtvsuw scheduleParsing (Lnet/minecraft/unmapped/C_gvzqwcwq;Lnet/minecraft/unmapped/C_piadqmzm;Lnet/minecraft/unmapped/C_tmnrpasf;Ljava/util/concurrent/Executor;)Ljava/util/concurrent/CompletableFuture;
diff --git a/mappings/net/minecraft/registry/SimpleRegistry.mapping b/mappings/net/minecraft/registry/SimpleRegistry.mapping
index 1325565cb5..5e7b7194e6 100644
--- a/mappings/net/minecraft/registry/SimpleRegistry.mapping
+++ b/mappings/net/minecraft/registry/SimpleRegistry.mapping
@@ -4,6 +4,7 @@ CLASS net/minecraft/unmapped/C_secmvxxe net/minecraft/registry/SimpleRegistry
 	FIELD f_gvnmqrzd entryToIntrusiveHolder Ljava/util/Map;
 	FIELD f_kyevqbpf lookup Lnet/minecraft/unmapped/C_vtbxyypo$C_drwjtlvl;
 	FIELD f_kyghykib rawIdToEntry Lit/unimi/dsi/fastutil/objects/ObjectList;
+	FIELD f_mxojfjuq keyToRegistrationInfo Ljava/util/Map;
 	FIELD f_ntcgjudy lifecycle Lcom/mojang/serialization/Lifecycle;
 	FIELD f_oyicsmaj byId Ljava/util/Map;
 	FIELD f_tmrvgtrj entryToRawId Lit/unimi/dsi/fastutil/objects/Reference2IntMap;
diff --git a/mappings/net/minecraft/registry/tag/TagNetworkSerialization.mapping b/mappings/net/minecraft/registry/tag/TagNetworkSerialization.mapping
index 68bbccf894..2c05cfe102 100644
--- a/mappings/net/minecraft/registry/tag/TagNetworkSerialization.mapping
+++ b/mappings/net/minecraft/registry/tag/TagNetworkSerialization.mapping
@@ -18,6 +18,8 @@ CLASS net/minecraft/unmapped/C_mnjlaveb net/minecraft/registry/tag/TagNetworkSer
 		FIELD f_vveyuvdt tags Ljava/util/Map;
 		METHOD <init> (Ljava/util/Map;)V
 			ARG 1 tags
+		METHOD m_baalpvka applyTo (Lnet/minecraft/unmapped/C_tqxyjqsk;)V
+		METHOD m_dixinoqr size ()I
 		METHOD m_rkwmkzdp write (Lnet/minecraft/unmapped/C_idfydwco;)V
 		METHOD m_rusalxco read (Lnet/minecraft/unmapped/C_idfydwco;)Lnet/minecraft/unmapped/C_mnjlaveb$C_mlxyrlwl;
 			ARG 0 packet