diff --git a/AMBuildScript b/AMBuildScript
index 7a1c3997..815f6e84 100644
--- a/AMBuildScript
+++ b/AMBuildScript
@@ -74,10 +74,10 @@ class SM:
 		self.possibleSdks['eye'] =   {'sdk': 'HL2SDK-EYE',      'ext': '2.eye',     'def': '5',
 		                         'name': 'EYE',            'platform': ['windows'],
 		                         'dir': 'hl2sdk-eye'}
-		self.possibleSdks['csgo'] =  {'sdk': 'HL2SDKCSGO',     'ext': '2.csgo',     'def': '17',
+		self.possibleSdks['csgo'] =  {'sdk': 'HL2SDKCSGO',     'ext': '2.csgo',     'def': '18',
 		                         'name': 'CSGO',           'platform': ['windows', 'linux', 'darwin'],
 		                         'dir': 'hl2sdk-csgo'}
-		self.possibleSdks['dota'] =  {'sdk': 'HL2SDKDOTA',     'ext': '2.dota',     'def': '18',
+		self.possibleSdks['dota'] =  {'sdk': 'HL2SDKDOTA',     'ext': '2.dota',     'def': '19',
 		                         'name': 'DOTA',           'platform': ['windows'],
 		                         'dir': 'hl2sdk-dota'}
 		self.possibleSdks['portal2'] = {'sdk': 'HL2SDKPORTAL2','ext': '2.portal2',  'def': '15',
@@ -86,6 +86,9 @@ class SM:
 		self.possibleSdks['blade'] = {'sdk': 'HL2SDKBLADE',    'ext': '2.blade',    'def': '16',
 		                         'name': 'BLADE',             'platform': ['windows', 'linux'],
 		                         'dir': 'hl2sdk-blade'}
+		self.possibleSdks['insurgency'] = {'sdk': 'HL2SDKINSURGENCY', 'ext': '2.insurgency', 'def': '17',
+		                         'name': 'INSURGENCY',        'platform': ['windows', 'linux', 'darwin'],
+		                         'dir': 'hl2sdk-insurgency'}
 		
 		self.sdkInfo = { }
 
@@ -336,9 +339,9 @@ class SM:
 			libs = []
 			if sdk in ['css', 'hl2dm', 'dods', 'tf2', 'l4d2']:
 				libs = ['tier1_i486.a', 'mathlib_i486.a', 'libvstdlib_srv.so', 'libtier0_srv.so']
-			elif sdk in ['l4d', 'nd', 'blade', 'csgo']:
+			elif sdk in ['l4d', 'nd', 'blade', 'insurgency', 'csgo']:
 				libs = ['tier1_i486.a', 'mathlib_i486.a', 'libvstdlib.so', 'libtier0.so']
-				if sdk in ['blade', 'csgo']:
+				if sdk in ['blade', 'insurgency', 'csgo']:
 					libs.append('interfaces_i486.a')
 			elif sdk == 'sdk2013':
 				libs = ['tier1.a', 'mathlib.a', 'libvstdlib_srv.so', 'libtier0_srv.so']
@@ -360,7 +363,7 @@ class SM:
 				staticLibs = os.path.join(sdkPath, 'lib', 'mac')
 				libs = ['tier1_i486.a', 'mathlib_i486.a', 'libvstdlib.dylib', 'libtier0.dylib']
 			workFolder = os.path.join(AMBuild.outputFolder, job.workFolder)
-			if sdk == 'csgo':
+			if sdk in ['insurgency', 'csgo']:
 				libs.append('interfaces_i486.a')
 			for lib in libs:
 				link = os.path.join(workFolder, lib)
@@ -371,7 +374,7 @@ class SM:
 					job.AddCommand(SymlinkCommand(link, target))
 		elif AMBuild.target['platform'] == 'windows':
 			libs = ['tier0', 'tier1', 'vstdlib', 'mathlib']
-			if sdk in ['swarm', 'blade', 'csgo', 'dota']:
+			if sdk in ['swarm', 'blade', 'insurgency', 'csgo', 'dota']:
 				libs.append('interfaces')
 			for lib in libs:
 				libPath = os.path.join(sdkPath, 'lib', 'public', lib) + '.lib'
@@ -385,7 +388,7 @@ class SM:
 			else:
 				builder.AddObjectFiles(['tier1_i486.a', 'mathlib_i486.a'])
 			
-			if sdk in ['blade', 'csgo']:
+			if sdk in ['blade', 'insurgency', 'csgo']:
 				builder.AddObjectFiles(['interfaces_i486.a'])
 	
 	def DefaultHL2Compiler(self, path, sdk, noLink = False, oldMms = '-legacy'):
@@ -424,7 +427,7 @@ class SM:
 			compiler['CDEFINES'].remove('_snprintf=snprintf')
 			compiler['CDEFINES'].remove('_vsnprintf=vsnprintf')
 
-		if sdk in ['swarm', 'blade', 'csgo', 'dota']:
+		if sdk in ['swarm', 'blade', 'insurgency', 'csgo', 'dota']:
 			if AMBuild.target['platform'] == 'windows':
 				compiler['CDEFINES'].extend(['COMPILER_MSVC', 'COMPILER_MSVC32'])
 			else:
@@ -459,7 +462,7 @@ class SM:
 				if sdk in ['css', 'hl2dm', 'dods', 'tf2', 'sdk2013', 'l4d2']:
 					compiler['POSTLINKFLAGS'][0:0] = ['libtier0_srv.so']
 					compiler['POSTLINKFLAGS'][0:0] = ['libvstdlib_srv.so']
-				elif sdk in ['l4d', 'nd', 'blade', 'csgo']:
+				elif sdk in ['l4d', 'nd', 'blade', 'insurgency', 'csgo']:
 					compiler['POSTLINKFLAGS'][0:0] = ['libtier0.so']
 					compiler['POSTLINKFLAGS'][0:0] = ['libvstdlib.so']
 				else:
diff --git a/core/convar_sm_swarm.h b/core/convar_sm_swarm.h
index 7b3de178..ab0653d6 100644
--- a/core/convar_sm_swarm.h
+++ b/core/convar_sm_swarm.h
@@ -381,7 +381,7 @@ public:
 	FnChangeCallback_t GetChangeCallback( int slot ) const { return m_pParent->m_fnChangeCallbacks[ slot ]; }
 
 	// Retrieve value
-#if SOURCE_ENGINE == SE_CSGO
+#if SOURCE_ENGINE >= SE_INSURGENCY
 	virtual float					GetFloat( void ) const;
 	virtual int						GetInt( void ) const;
 #else
diff --git a/core/logic_bridge.cpp b/core/logic_bridge.cpp
index 4a83cd95..7f50a57b 100644
--- a/core/logic_bridge.cpp
+++ b/core/logic_bridge.cpp
@@ -235,6 +235,8 @@ static const char *get_source_engine_name()
 	return "portal2";
 #elif SOURCE_ENGINE == SE_BLADE
 	return "blade";
+#elif SOURCE_ENGINE == SE_INSURGENCY
+	return "insurgency";
 #elif SOURCE_ENGINE == SE_CSGO
 	return "csgo";
 #elif SOURCE_ENGINE == SE_DOTA
@@ -252,6 +254,7 @@ static bool symbols_are_hidden()
 	|| (SOURCE_ENGINE == SE_LEFT4DEAD)   \
 	|| (SOURCE_ENGINE == SE_NUCLEARDAWN) \
 	|| (SOURCE_ENGINE == SE_LEFT4DEAD2)  \
+	|| (SOURCE_ENGINE == SE_INSURGENCY)  \
 	|| (SOURCE_ENGINE == SE_BLADE)       \
 	|| (SOURCE_ENGINE == SE_CSGO)        \
 	|| (SOURCE_ENGINE == SE_DOTA)
@@ -369,6 +372,8 @@ void do_global_plugin_loads()
 #define GAMEFIX "2.portal2"
 #elif SOURCE_ENGINE == SE_BLADE
 #define GAMEFIX "2.blade"
+#elif SOURCE_ENGINE == SE_INSURGENCY
+#define GAMEFIX "2.insurgency"
 #elif SOURCE_ENGINE == SE_CSGO
 #define GAMEFIX "2.csgo"
 #elif SOURCE_ENGINE == SE_DOTA
diff --git a/extensions/sdkhooks/takedamageinfohack.cpp b/extensions/sdkhooks/takedamageinfohack.cpp
index 042f50e6..eb555d21 100644
--- a/extensions/sdkhooks/takedamageinfohack.cpp
+++ b/extensions/sdkhooks/takedamageinfohack.cpp
@@ -78,7 +78,7 @@ CTakeDamageInfoHack::CTakeDamageInfoHack( CBaseEntity *pInflictor, CBaseEntity *
 	m_flRadius = 0.0f;
 #endif
 
-#if SOURCE_ENGINE == SE_CSGO
+#if SOURCE_ENGINE == SE_INSURGENCY || SOURCE_ENGINE == SE_CSGO
 	m_iDamagedOtherPlayers = 0;
 	m_iObjectsPenetrated = 0;
 	m_uiBulletID = 0;
diff --git a/extensions/sdktools/vcaller.cpp b/extensions/sdktools/vcaller.cpp
index 7133485c..962e45b8 100644
--- a/extensions/sdktools/vcaller.cpp
+++ b/extensions/sdktools/vcaller.cpp
@@ -138,6 +138,7 @@ static cell_t PrepSDKCall_SetSignature(IPluginContext *pContext, const cell_t *p
 	|| SOURCE_ENGINE == SE_LEFT4DEAD2  \
 	|| SOURCE_ENGINE == SE_NUCLEARDAWN \
 	|| SOURCE_ENGINE == SE_BLADE       \
+	|| SOURCE_ENGINE == SE_INSURGENCY  \
 	|| SOURCE_ENGINE == SE_CSGO
 		s_call_addr = memutils->ResolveSymbol(handle, &sig[1]);
 #else
diff --git a/loader/loader.cpp b/loader/loader.cpp
index e64b18a0..ec60b3ba 100644
--- a/loader/loader.cpp
+++ b/loader/loader.cpp
@@ -85,6 +85,7 @@
 #define FILENAME_1_6_ND				"sourcemod.2.nd" PLATFORM_EXT
 #define FILENAME_1_6_DOTA			"sourcemod.2.dota" PLATFORM_EXT
 #define FILENAME_1_6_BLADE			"sourcemod.2.blade" PLATFORM_EXT
+#define FILENAME_1_6_INSURGENCY		"sourcemod.2.insurgency" PLATFORM_EXT
 
 HINSTANCE g_hCore = NULL;
 bool load_attempted = false;
@@ -340,6 +341,11 @@ DLL_EXPORT METAMOD_PLUGIN *CreateInterface_MMS(const MetamodVersionInfo *mvi, co
 			filename = FILENAME_1_6_BLADE;
 			break;
 		}
+	case SOURCE_ENGINE_INSURGENCY:
+		{
+			filename = FILENAME_1_6_INSURGENCY;
+			break;
+		}
 	default:
 		{
 			return NULL;
diff --git a/plugins/include/halflife.inc b/plugins/include/halflife.inc
index b5ec324d..057d30c9 100644
--- a/plugins/include/halflife.inc
+++ b/plugins/include/halflife.inc
@@ -86,6 +86,7 @@ enum EngineVersion
 	Engine_NuclearDawn,			/**< Nuclear Dawn */
 	Engine_SDK2013,				/**< Source SDK 2013 */
 	Engine_Blade,				/**< Blade Symphony */
+	Engine_Insurgency,			/**< Insurgency (2013 Retail version)*/
 };
 
 #define INVALID_ENT_REFERENCE 0xFFFFFFFF