diff --git a/src/sc_man.cpp b/src/sc_man.cpp
index b69aa1ce0..298676dc6 100644
--- a/src/sc_man.cpp
+++ b/src/sc_man.cpp
@@ -812,116 +812,8 @@ FString FScanner::TokenName (int token, const char *string)
 {
 	static const char *const names[] =
 	{
-		"identifier",
-		"string constant",
-		"name constant",
-		"integer constant",
-		"float constant",
-		"'...'",
-		"'>>='",
-		"'<<='",
-		"'+='",
-		"'-='",
-		"'*='",
-		"'/='",
-		"'%='",
-		"'&='",
-		"'^='",
-		"'|='",
-		"'>>'",
-		"'>>>'",
-		"'<<'",
-		"'++'",
-		"'--'",
-		"'&&'",
-		"'||'",
-		"'<='",
-		"'>='",
-		"'=='",
-		"'!='",
-		"'action'",
-		"'break'",
-		"'case'",
-		"'const'",
-		"'continue'",
-		"'default'",
-		"'do'",
-		"'else'",
-		"'for'",
-		"'if'",
-		"'return'",
-		"'states'",
-		"'switch'",
-		"'until'",
-		"'while'",
-		"'bool'",
-		"'float'",
-		"'double'",
-		"'char'",
-		"'byte'",
-		"'sbyte'",
-		"'short'",
-		"'ushort'",
-		"'int'",
-		"'uint'",
-		"'long'",
-		"'ulong'",
-		"'void'",
-		"'struct'",
-		"'class'",
-		"'mode'",
-		"'enum'",
-		"'name'",
-		"'string'",
-		"'sound'",
-		"'state'",
-		"'color'",
-		"'goto'",
-		"'abstract'",
-		"'foreach'",
-		"'true'",
-		"'false'",
-		"'none'",
-		"'new'",
-		"'instanceof'",
-		"'auto'",
-		"'exec'",
-		"'defaultproperties'",
-		"'native'",
-		"'out'",
-		"'ref'",
-		"'event'",
-		"'static'",
-		"'transient'",
-		"'volatile'",
-		"'final'",
-		"'throws'",
-		"'extends'",
-		"'public'",
-		"'protected'",
-		"'private'",
-		"'dot'",
-		"'cross'",
-		"'ignores'",
-		"'localized'",
-		"'latent'",
-		"'singular'",
-		"'config'",
-		"'coerce'",
-		"'iterator'",
-		"'optional'",
-		"'export'",
-		"'virtual'",
-		"'super'",
-		"'global'",
-		"'self'",
-		"'stop'",
-		"'#include'",
-		"'fixed_t'",
-		"'angle_t'",
-		"'abs'",
-		"'random'",
-		"'random2'"
+#define xx(sym,str)		str,
+#include "sc_man_tokens.h"
 	};
 
 	FString work;
@@ -992,7 +884,7 @@ void STACK_ARGS FScanner::ScriptError (const char *message, ...)
 
 //==========================================================================
 //
-// FScanner::ScriptError
+// FScanner::ScriptMessage
 //
 //==========================================================================
 
diff --git a/src/sc_man.h b/src/sc_man.h
index 1e5dc289d..777e8cdcd 100644
--- a/src/sc_man.h
+++ b/src/sc_man.h
@@ -99,119 +99,9 @@ protected:
 
 enum
 {
-	TK_Identifier = 257,
-	TK_StringConst,
-	TK_NameConst,
-	TK_IntConst,
-	TK_FloatConst,
-	TK_Ellipsis,		// ...
-	TK_RShiftEq,		// >>=
-	TK_URShiftEq,		// >>>=
-	TK_LShiftEq,		// <<=
-	TK_AddEq,			// +=
-	TK_SubEq,			// -=
-	TK_MulEq,			// *=
-	TK_DivEq,			// /=
-	TK_ModEq,			// %=
-	TK_AndEq,			// &=
-	TK_XorEq,			// ^=
-	TK_OrEq,			// |=
-	TK_RShift,			// >>
-	TK_URShift,			// >>>
-	TK_LShift,			// <<
-	TK_Incr,			// ++
-	TK_Decr,			// --
-	TK_AndAnd,			// &&
-	TK_OrOr,			// ||
-	TK_Leq,				// <=
-	TK_Geq,				// >=
-	TK_Eq,				// ==
-	TK_Neq,				// !=
-	TK_Action,
-	TK_Break,
-	TK_Case,
-	TK_Const,
-	TK_Continue,
-	TK_Default,
-	TK_Do,
-	TK_Else,
-	TK_For,
-	TK_If,
-	TK_Return,
-	TK_Switch,
-	TK_Until,
-	TK_While,
-	TK_Bool,
-	TK_Float,
-	TK_Double,
-	TK_Char,
-	TK_Byte,
-	TK_SByte,
-	TK_Short,
-	TK_UShort,
-	TK_Int,
-	TK_UInt,
-	TK_Long,
-	TK_ULong,
-	TK_Void,
-	TK_Struct,
-	TK_Class,
-	TK_Mode,
-	TK_Enum,
-	TK_Name,
-	TK_String,
-	TK_Sound,
-	TK_State,
-	TK_Color,
-	TK_Goto,
-	TK_Abstract,
-	TK_ForEach,
-	TK_True,
-	TK_False,
-	TK_None,
-	TK_New,
-	TK_InstanceOf,
-	TK_Auto,
-	TK_Exec,
-	TK_DefaultProperties,
-	TK_Native,
-	TK_Var,
-	TK_Out,
-	TK_Ref,
-	TK_Event,
-	TK_Static,
-	TK_Transient,
-	TK_Volatile,
-	TK_Final,
-	TK_Throws,
-	TK_Extends,
-	TK_Public,
-	TK_Protected,
-	TK_Private,
-	TK_Dot,
-	TK_Cross,
-	TK_Ignores,
-	TK_Localized,
-	TK_Latent,
-	TK_Singular,
-	TK_Config,
-	TK_Coerce,
-	TK_Iterator,
-	TK_Optional,
-	TK_Export,
-	TK_Virtual,
-	TK_Super,
-	TK_Global,
-	TK_Self,
-	TK_Stop,
-	TK_Include,
-	TK_Fixed_t,
-	TK_Angle_t,
-	TK_Abs,
-	TK_Random,
-	TK_Random2,
-	TK_FRandom,
-
+	TK_SequenceStart = 256,
+#define xx(sym,str) sym,
+#include "sc_man_tokens.h"
 	TK_LastToken
 };
 
diff --git a/src/sc_man_scanner.re b/src/sc_man_scanner.re
index ff0945db3..66058ac8c 100644
--- a/src/sc_man_scanner.re
+++ b/src/sc_man_scanner.re
@@ -96,6 +96,12 @@ std2:
 		'sound'						{ RET(TK_Sound); }
 		'state'						{ RET(TK_State); }
 		'color'						{ RET(TK_Color); }
+		'vector'					{ RET(TK_Vector); }
+		'map'						{ RET(TK_Map); }
+		'array'						{ RET(TK_Array); }
+		'in'						{ RET(TK_In); }
+		'sizeof'					{ RET(TK_SizeOf); }
+		'alignof'					{ RET(TK_AlignOf); }
 
 		/* Other keywords from UnrealScript */
 		'abstract'					{ RET(TK_Abstract); }
@@ -138,6 +144,9 @@ std2:
 		'self'						{ RET(TK_Self); }
 		'stop'						{ RET(TK_Stop); }
 
+		'is'						{ RET(TK_Is); }
+		'replaces'					{ RET(TK_Replaces); }
+
 		/* Needed for decorate action functions */
 		'action'					{ RET(TK_Action); }
 
@@ -164,6 +173,7 @@ std2:
 		(['] (any\[\n'])* ['])
 									{ RET(TK_NameConst); }
 
+		".."						{ RET(TK_DotDot); }
 		"..."						{ RET(TK_Ellipsis); }
 		">>>="						{ RET(TK_URShiftEq); }
 		">>="						{ RET(TK_RShiftEq); }
@@ -187,6 +197,9 @@ std2:
 		">="						{ RET(TK_Geq); }
 		"=="						{ RET(TK_Eq); }
 		"!="						{ RET(TK_Neq); }
+		"~=="						{ RET(TK_ApproxEq); }
+		"<>="						{ RET(TK_LtGtEq); }
+		"**"						{ RET(TK_MulMul); }
 		";"							{ RET(';'); }
 		"{"							{ RET('{'); }
 		"}"							{ RET('}'); }
diff --git a/src/sc_man_tokens.h b/src/sc_man_tokens.h
new file mode 100644
index 000000000..9dde74972
--- /dev/null
+++ b/src/sc_man_tokens.h
@@ -0,0 +1,125 @@
+xx(TK_Identifier,			"identifier")
+xx(TK_StringConst,			"string constant")
+xx(TK_NameConst,			"name constant")
+xx(TK_IntConst,				"integer constant")
+xx(TK_FloatConst,			"float constant")
+xx(TK_DotDot,				"'..'")
+xx(TK_Ellipsis,				"'...'")
+xx(TK_RShiftEq,				"'>>='")
+xx(TK_URShiftEq,			"'>>>='")
+xx(TK_LShiftEq,				"'<<='")
+xx(TK_AddEq,				"'+='")
+xx(TK_SubEq,				"'-='")
+xx(TK_MulEq,				"'*='")
+xx(TK_DivEq,				"'/='")
+xx(TK_ModEq,				"'%='")
+xx(TK_AndEq,				"'&='")
+xx(TK_XorEq,				"'^='")
+xx(TK_OrEq,					"'|='")
+xx(TK_RShift,				"'>>'")
+xx(TK_URShift,				"'>>>'")
+xx(TK_LShift,				"'<<'")
+xx(TK_Incr,					"'++'")
+xx(TK_Decr,					"'--'")
+xx(TK_AndAnd,				"'&&'")
+xx(TK_OrOr,					"'||'")
+xx(TK_Leq,					"'<='")
+xx(TK_Geq,					"'>='")
+xx(TK_Eq,					"'=='")
+xx(TK_Neq,					"'!='")
+xx(TK_ApproxEq,				"'~=='")
+xx(TK_LtGtEq,				"'<>='")
+xx(TK_MulMul,				"'**'")
+xx(TK_Action,				"'action'")
+xx(TK_Break,				"'break'")
+xx(TK_Case,					"'case'")
+xx(TK_Const,				"'const'")
+xx(TK_Continue,				"'continue'")
+xx(TK_Default,				"'default'")
+xx(TK_Do,					"'do'")
+xx(TK_Else,					"'else'")
+xx(TK_For,					"'for'")
+xx(TK_If,					"'if'")
+xx(TK_Return,				"'return'")
+xx(TK_Switch,				"'switch'")
+xx(TK_Until,				"'until'")
+xx(TK_While,				"'while'")
+xx(TK_Bool,					"'bool'")
+xx(TK_Float,				"'float'")
+xx(TK_Double,				"'double'")
+xx(TK_Char,					"'char'")
+xx(TK_Byte,					"'byte'")
+xx(TK_SByte,				"'sbyte'")
+xx(TK_Short,				"'short'")
+xx(TK_UShort,				"'ushort'")
+xx(TK_Int,					"'int'")
+xx(TK_UInt,					"'uint'")
+xx(TK_Long,					"'long'")
+xx(TK_ULong,				"'ulong'")
+xx(TK_Void,					"'void'")
+xx(TK_Struct,				"'struct'")
+xx(TK_Class,				"'class'")
+xx(TK_Mode,					"'mode'")
+xx(TK_Enum,					"'enum'")
+xx(TK_Name,					"'name'")
+xx(TK_String,				"'string'")
+xx(TK_Sound,				"'sound'")
+xx(TK_State,				"'state'")
+xx(TK_Color,				"'color'")
+xx(TK_Goto,					"'goto'")
+xx(TK_Abstract,				"'abstract'")
+xx(TK_ForEach,				"'foreach'")
+xx(TK_True,					"'true'")
+xx(TK_False,				"'false'")
+xx(TK_None,					"'none'")
+xx(TK_New,					"'new'")
+xx(TK_InstanceOf,			"'instanceof'")
+xx(TK_Auto,					"'auto'")
+xx(TK_Exec,					"'exec'")
+xx(TK_DefaultProperties,	"'defaultproperties'")
+xx(TK_Native,				"'native'")
+xx(TK_Var,					"'var'")
+xx(TK_Out,					"'out'")
+xx(TK_Ref,					"'ref'")
+xx(TK_Event,				"'event'")
+xx(TK_Static,				"'static'")
+xx(TK_Transient,			"'transient'")
+xx(TK_Volatile,				"'volatile'")
+xx(TK_Final,				"'final'")
+xx(TK_Throws,				"'throws'")
+xx(TK_Extends,				"'extends'")
+xx(TK_Public,				"'public'")
+xx(TK_Protected,			"'protected'")
+xx(TK_Private,				"'private'")
+xx(TK_Dot,					"'dot'")
+xx(TK_Cross,				"'cross'")
+xx(TK_Ignores,				"'ignores'")
+xx(TK_Localized,			"'localized'")
+xx(TK_Latent,				"'latent'")
+xx(TK_Singular,				"'singular'")
+xx(TK_Config,				"'config'")
+xx(TK_Coerce,				"'coerce'")
+xx(TK_Iterator,				"'iterator'")
+xx(TK_Optional,				"'optional'")
+xx(TK_Export,				"'expert'")
+xx(TK_Virtual,				"'virtual'")
+xx(TK_Super,				"'super'")
+xx(TK_Global,				"'global'")
+xx(TK_Self,					"'self'")
+xx(TK_Stop,					"'stop'")
+xx(TK_Include,				"'include'")
+xx(TK_Fixed_t,				"'fixed_t'")
+xx(TK_Angle_t,				"'angle_t'")
+xx(TK_Abs,					"'abs'")
+xx(TK_Random,				"'random'")
+xx(TK_Random2,				"'random2'")
+xx(TK_FRandom,				"'frandom'")
+xx(TK_Is,					"'is'")
+xx(TK_Replaces,				"'replaces'")
+xx(TK_Vector,				"'vector'")
+xx(TK_Map,					"'map'")
+xx(TK_Array,				"'array'")
+xx(TK_In,					"'in'")
+xx(TK_SizeOf,				"'sizeof'")
+xx(TK_AlignOf,				"'alignof'")
+#undef xx
diff --git a/zdoom.vcproj b/zdoom.vcproj
index 793cce76c..2cee5d413 100644
--- a/zdoom.vcproj
+++ b/zdoom.vcproj
@@ -1501,6 +1501,10 @@
 				RelativePath=".\src\sc_man.h"
 				>
 			</File>
+			<File
+				RelativePath=".\src\sc_man_tokens.h"
+				>
+			</File>
 			<File
 				RelativePath=".\src\skins.h"
 				>