diff --git a/AMBuildScript b/AMBuildScript
index 199c6f06..7a1c3997 100644
--- a/AMBuildScript
+++ b/AMBuildScript
@@ -74,15 +74,18 @@ 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': '16',
+		self.possibleSdks['csgo'] =  {'sdk': 'HL2SDKCSGO',     'ext': '2.csgo',     'def': '17',
 		                         'name': 'CSGO',           'platform': ['windows', 'linux', 'darwin'],
 		                         'dir': 'hl2sdk-csgo'}
-		self.possibleSdks['dota'] =  {'sdk': 'HL2SDKDOTA',     'ext': '2.dota',     'def': '17',
+		self.possibleSdks['dota'] =  {'sdk': 'HL2SDKDOTA',     'ext': '2.dota',     'def': '18',
 		                         'name': 'DOTA',           'platform': ['windows'],
 		                         'dir': 'hl2sdk-dota'}
 		self.possibleSdks['portal2'] = {'sdk': 'HL2SDKPORTAL2','ext': '2.portal2',  'def': '15',
 		                         'name': 'PORTAL2',           'platform': [],
 		                         'dir': 'hl2sdk-portal2'}
+		self.possibleSdks['blade'] = {'sdk': 'HL2SDKBLADE',    'ext': '2.blade',    'def': '16',
+		                         'name': 'BLADE',             'platform': ['windows', 'linux'],
+		                         'dir': 'hl2sdk-blade'}
 		
 		self.sdkInfo = { }
 
@@ -333,9 +336,9 @@ 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', 'csgo']:
+			elif sdk in ['l4d', 'nd', 'blade', 'csgo']:
 				libs = ['tier1_i486.a', 'mathlib_i486.a', 'libvstdlib.so', 'libtier0.so']
-				if sdk == 'csgo':
+				if sdk in ['blade', 'csgo']:
 					libs.append('interfaces_i486.a')
 			elif sdk == 'sdk2013':
 				libs = ['tier1.a', 'mathlib.a', 'libvstdlib_srv.so', 'libtier0_srv.so']
@@ -368,7 +371,7 @@ class SM:
 					job.AddCommand(SymlinkCommand(link, target))
 		elif AMBuild.target['platform'] == 'windows':
 			libs = ['tier0', 'tier1', 'vstdlib', 'mathlib']
-			if sdk in ['swarm', 'csgo', 'dota']:
+			if sdk in ['swarm', 'blade', 'csgo', 'dota']:
 				libs.append('interfaces')
 			for lib in libs:
 				libPath = os.path.join(sdkPath, 'lib', 'public', lib) + '.lib'
@@ -382,7 +385,7 @@ class SM:
 			else:
 				builder.AddObjectFiles(['tier1_i486.a', 'mathlib_i486.a'])
 			
-			if sdk == 'csgo':
+			if sdk in ['blade', 'csgo']:
 				builder.AddObjectFiles(['interfaces_i486.a'])
 	
 	def DefaultHL2Compiler(self, path, sdk, noLink = False, oldMms = '-legacy'):
@@ -421,7 +424,7 @@ class SM:
 			compiler['CDEFINES'].remove('_snprintf=snprintf')
 			compiler['CDEFINES'].remove('_vsnprintf=vsnprintf')
 
-		if sdk in ['swarm','csgo','dota']:
+		if sdk in ['swarm', 'blade', 'csgo', 'dota']:
 			if AMBuild.target['platform'] == 'windows':
 				compiler['CDEFINES'].extend(['COMPILER_MSVC', 'COMPILER_MSVC32'])
 			else:
@@ -456,7 +459,7 @@ 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', 'csgo']:
+				elif sdk in ['l4d', 'nd', 'blade', 'csgo']:
 					compiler['POSTLINKFLAGS'][0:0] = ['libtier0.so']
 					compiler['POSTLINKFLAGS'][0:0] = ['libvstdlib.so']
 				else:
diff --git a/core/logic_bridge.cpp b/core/logic_bridge.cpp
index 00048b71..4a83cd95 100644
--- a/core/logic_bridge.cpp
+++ b/core/logic_bridge.cpp
@@ -233,6 +233,8 @@ static const char *get_source_engine_name()
 	return "alienswarm";
 #elif SOURCE_ENGINE == SE_PORTAL2
 	return "portal2";
+#elif SOURCE_ENGINE == SE_BLADE
+	return "blade";
 #elif SOURCE_ENGINE == SE_CSGO
 	return "csgo";
 #elif SOURCE_ENGINE == SE_DOTA
@@ -250,6 +252,7 @@ static bool symbols_are_hidden()
 	|| (SOURCE_ENGINE == SE_LEFT4DEAD)   \
 	|| (SOURCE_ENGINE == SE_NUCLEARDAWN) \
 	|| (SOURCE_ENGINE == SE_LEFT4DEAD2)  \
+	|| (SOURCE_ENGINE == SE_BLADE)       \
 	|| (SOURCE_ENGINE == SE_CSGO)        \
 	|| (SOURCE_ENGINE == SE_DOTA)
 	return true;
@@ -364,6 +367,8 @@ void do_global_plugin_loads()
 #define GAMEFIX "2.darkm"
 #elif SOURCE_ENGINE == SE_PORTAL2
 #define GAMEFIX "2.portal2"
+#elif SOURCE_ENGINE == SE_BLADE
+#define GAMEFIX "2.blade"
 #elif SOURCE_ENGINE == SE_CSGO
 #define GAMEFIX "2.csgo"
 #elif SOURCE_ENGINE == SE_DOTA
diff --git a/extensions/sdktools/vcaller.cpp b/extensions/sdktools/vcaller.cpp
index 642520ed..7133485c 100644
--- a/extensions/sdktools/vcaller.cpp
+++ b/extensions/sdktools/vcaller.cpp
@@ -137,6 +137,7 @@ static cell_t PrepSDKCall_SetSignature(IPluginContext *pContext, const cell_t *p
 	|| SOURCE_ENGINE == SE_LEFT4DEAD   \
 	|| SOURCE_ENGINE == SE_LEFT4DEAD2  \
 	|| SOURCE_ENGINE == SE_NUCLEARDAWN \
+	|| SOURCE_ENGINE == SE_BLADE       \
 	|| SOURCE_ENGINE == SE_CSGO
 		s_call_addr = memutils->ResolveSymbol(handle, &sig[1]);
 #else
diff --git a/loader/loader.cpp b/loader/loader.cpp
index 2ef99be4..e64b18a0 100644
--- a/loader/loader.cpp
+++ b/loader/loader.cpp
@@ -84,6 +84,7 @@
 #define FILENAME_1_6_TF2			"sourcemod.2.tf2" PLATFORM_EXT
 #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
 
 HINSTANCE g_hCore = NULL;
 bool load_attempted = false;
@@ -334,6 +335,11 @@ DLL_EXPORT METAMOD_PLUGIN *CreateInterface_MMS(const MetamodVersionInfo *mvi, co
 			filename = FILENAME_1_6_DOTA;
 			break;
 		}
+	case SOURCE_ENGINE_BLADE:
+		{
+			filename = FILENAME_1_6_BLADE;
+			break;
+		}
 	default:
 		{
 			return NULL;
diff --git a/plugins/include/halflife.inc b/plugins/include/halflife.inc
index 6191d88f..b5ec324d 100644
--- a/plugins/include/halflife.inc
+++ b/plugins/include/halflife.inc
@@ -85,6 +85,7 @@ enum EngineVersion
 	Engine_TF2,					/**< Team Fortress 2 */
 	Engine_NuclearDawn,			/**< Nuclear Dawn */
 	Engine_SDK2013,				/**< Source SDK 2013 */
+	Engine_Blade,				/**< Blade Symphony */
 };
 
 #define INVALID_ENT_REFERENCE 0xFFFFFFFF