diff --git a/Barotrauma/BarotraumaShared/Lua/DefaultLib/LibClient.lua b/Barotrauma/BarotraumaShared/Lua/DefaultLib/LibClient.lua
index 57821cca4..c5f8a45d6 100644
--- a/Barotrauma/BarotraumaShared/Lua/DefaultLib/LibClient.lua
+++ b/Barotrauma/BarotraumaShared/Lua/DefaultLib/LibClient.lua
@@ -11,6 +11,14 @@ for key, value in pairs(localizedStrings) do
 	defaultLib[value] = CreateStatic("Barotrauma." .. value, true)
 end
 
+defaultLib["Sounds.LowpassFilter"] = CreateStatic("Barotrauma.Sounds.LowpassFilter")
+defaultLib["Sounds.HighpassFilter"] = CreateStatic("Barotrauma.Sounds.HighpassFilter")
+defaultLib["Sounds.BandpassFilter"] = CreateStatic("Barotrauma.Sounds.BandpassFilter")
+defaultLib["Sounds.NotchFilter"] = CreateStatic("Barotrauma.Sounds.NotchFilter")
+defaultLib["Sounds.LowShelfFilter"] = CreateStatic("Barotrauma.Sounds.LowShelfFilter")
+defaultLib["Sounds.HighShelfFilter"] = CreateStatic("Barotrauma.Sounds.HighShelfFilter")
+defaultLib["Sounds.PeakFilter"] = CreateStatic("Barotrauma.Sounds.PeakFilter")
+
 defaultLib["Sprite"] = CreateStatic("Barotrauma.Sprite", true)
 defaultLib["PlayerInput"] = CreateStatic("Barotrauma.PlayerInput", true)
 
diff --git a/Barotrauma/BarotraumaShared/Lua/DefaultRegister/RegisterClient.lua b/Barotrauma/BarotraumaShared/Lua/DefaultRegister/RegisterClient.lua
index 73b1023db..002df25f9 100644
--- a/Barotrauma/BarotraumaShared/Lua/DefaultRegister/RegisterClient.lua
+++ b/Barotrauma/BarotraumaShared/Lua/DefaultRegister/RegisterClient.lua
@@ -12,6 +12,24 @@ end
 RegisterBarotrauma("Networking.ClientPeer")
 RegisterBarotrauma("Networking.GameClient")
 
+RegisterBarotrauma("Sounds.SoundManager")
+RegisterBarotrauma("Sounds.OggSound")
+RegisterBarotrauma("Sounds.VideoSound")
+RegisterBarotrauma("Sounds.VoipSound")
+RegisterBarotrauma("Sounds.SoundChannel")
+
+RegisterBarotrauma("Sounds.LowpassFilter")
+RegisterBarotrauma("Sounds.HighpassFilter")
+RegisterBarotrauma("Sounds.BandpassFilter")
+RegisterBarotrauma("Sounds.NotchFilter")
+RegisterBarotrauma("Sounds.LowShelfFilter")
+RegisterBarotrauma("Sounds.HighShelfFilter")
+RegisterBarotrauma("Sounds.PeakFilter")
+
+RegisterBarotrauma("Lights.LightManager")
+RegisterBarotrauma("Lights.LightSource")
+RegisterBarotrauma("Lights.LightSourceParams")
+
 RegisterBarotrauma("ChatBox")
 RegisterBarotrauma("GUICanvas")
 RegisterBarotrauma("Anchor")
diff --git a/Barotrauma/BarotraumaShared/Lua/DefaultRegister/RegisterShared.lua b/Barotrauma/BarotraumaShared/Lua/DefaultRegister/RegisterShared.lua
index e87c4745c..0e39cbe04 100644
--- a/Barotrauma/BarotraumaShared/Lua/DefaultRegister/RegisterShared.lua
+++ b/Barotrauma/BarotraumaShared/Lua/DefaultRegister/RegisterShared.lua
@@ -232,6 +232,8 @@ RegisterBarotrauma("SubmarineInfo")
 RegisterBarotrauma("MapCreatures.Behavior.BallastFloraBehavior")
 RegisterBarotrauma("MapCreatures.Behavior.BallastFloraBranch")
 
+RegisterBarotrauma("PetBehavior")
+
 Register("Microsoft.Xna.Framework.Vector2")
 Register("Microsoft.Xna.Framework.Vector3")
 Register("Microsoft.Xna.Framework.Vector4")
diff --git a/Barotrauma/BarotraumaShared/SharedSource/LuaCs/Lua/LuaClasses/LuaGame.cs b/Barotrauma/BarotraumaShared/SharedSource/LuaCs/Lua/LuaClasses/LuaGame.cs
index 49a1cd15b..92f10d7d2 100644
--- a/Barotrauma/BarotraumaShared/SharedSource/LuaCs/Lua/LuaClasses/LuaGame.cs
+++ b/Barotrauma/BarotraumaShared/SharedSource/LuaCs/Lua/LuaClasses/LuaGame.cs
@@ -31,6 +31,22 @@ namespace Barotrauma
 					return GameMain.Client.ChatBox;
 			}
 		}
+
+		public Sounds.SoundManager SoundManager
+        {
+            get
+            {
+				return GameMain.SoundManager;
+            }
+        }
+
+		public Lights.LightManager LightManager
+		{
+			get
+			{
+				return GameMain.LightManager;
+			}
+		}
 #else
 
 		public bool IsDedicated