diff --git a/lib/viral_spiral/game.ex b/lib/viral_spiral/game.ex
index adba49e..2b3e860 100644
--- a/lib/viral_spiral/game.ex
+++ b/lib/viral_spiral/game.ex
@@ -1,16 +1,30 @@
 defmodule ViralSpiral.Game do
-  defstruct room: nil,
-            player_list: nil,
-            player_map: nil,
-            scores: nil
-
-  @moduledoc """
-  Context for the game.
-
-  Rounds and Turns
-  round = Round.new(players)
-  round_order = Round.order(round)
-  During a Round every player gets to draw a card and then take some actions.
-  When a round begins, we also start a Turn. Within each Round there's a turn that includes everyone except the person who started the turn.
-  """
+  alias ViralSpiral.Game.Room
+  alias ViralSpiral.Game.State
+
+  @spec create_room(String.t()) :: Room.t()
+  def create_room(name) do
+  end
+
+  @spec join_room(String.t(), String.t()) :: Room.t()
+  def join_room(name, password) do
+  end
+
+  def pass_card(state, player, to) do
+  end
+
+  def keep_card(player) do
+  end
+
+  def discard_card(player) do
+  end
+
+  def turn_to_fake(player, card) do
+  end
+
+  def cancel_player(player, target) do
+  end
+
+  def viral_spiral(player, targets) do
+  end
 end
diff --git a/lib/viral_spiral/game/room.ex b/lib/viral_spiral/game/room.ex
index 4acb1a7..44e23b4 100644
--- a/lib/viral_spiral/game/room.ex
+++ b/lib/viral_spiral/game/room.ex
@@ -1,8 +1,18 @@
 defmodule ViralSpiral.Game.Room do
+  alias ViralSpiral.Game.Room
+
   defstruct id: "",
             name: "",
             state: :uninitialized
 
+  @type states :: :uninitialized | :waiting_for_players | :running | :paused
+
+  @type t() :: %__MODULE__{
+          id: String.t(),
+          name: String.t(),
+          state: states()
+        }
+
   def new() do
     %__MODULE__{
       id: UXID.generate!(prefix: "room", size: :small)
diff --git a/lib/viral_spiral/game/round.ex b/lib/viral_spiral/game/round.ex
index cca8892..e7e601c 100644
--- a/lib/viral_spiral/game/round.ex
+++ b/lib/viral_spiral/game/round.ex
@@ -32,6 +32,13 @@ defmodule ViralSpiral.Game.Round do
             current: 0,
             skip: nil
 
+  @type t :: %__MODULE__{
+          order: list(String.t()),
+          count: integer(),
+          current: integer(),
+          skip: boolean()
+        }
+
   @doc """
   todo : this doesn't really need the players, merely a count of players, maybe?
   """
@@ -101,7 +108,4 @@ defmodule ViralSpiral.Game.Round do
 
     Map.merge(round, changes)
   end
-
-  def current_id() do
-  end
 end
diff --git a/lib/viral_spiral/game/state.ex b/lib/viral_spiral/game/state.ex
new file mode 100644
index 0000000..132455a
--- /dev/null
+++ b/lib/viral_spiral/game/state.ex
@@ -0,0 +1,27 @@
+defmodule ViralSpiral.Game.State do
+  defstruct room: nil,
+            player_list: nil,
+            player_map: nil,
+            scores: nil,
+            round: nil,
+            turn: nil
+
+  @moduledoc """
+  Context for the game.
+
+  Rounds and Turns
+  round = Round.new(players)
+  round_order = Round.order(round)
+  During a Round every player gets to draw a card and then take some actions.
+  When a round begins, we also start a Turn. Within each Round there's a turn that includes everyone except the person who started the turn.
+  """
+  alias ViralSpiral.Game.State
+
+  def set_round(%State{} = game, round) do
+    %State{game | round: round}
+  end
+
+  def set_turn(%State{} = game, turn) do
+    %State{game | turn: turn}
+  end
+end
diff --git a/test/support/fixtures.ex b/test/support/fixtures.ex
index 6ba74da..815b52a 100644
--- a/test/support/fixtures.ex
+++ b/test/support/fixtures.ex
@@ -1,7 +1,7 @@
 defmodule Fixtures do
   alias ViralSpiral.Game.Player
   alias ViralSpiral.Game.Room
-  alias ViralSpiral.Game
+  alias ViralSpiral.Game.State
 
   def initialized_game() do
     player_list = [
@@ -13,7 +13,7 @@ defmodule Fixtures do
 
     players = Enum.reduce(player_list, %{}, fn player, acc -> Map.put(acc, player.id, player) end)
 
-    %Game{
+    %State{
       room: Room.new(),
       player_map: players,
       player_list: player_list