diff --git a/core/src/variant.h b/core/src/variant.h
new file mode 100644
index 0000000..3e5c1ca
--- /dev/null
+++ b/core/src/variant.h
@@ -0,0 +1,37 @@
+#ifndef _fencer_variant_h
+#define _fencer_variant_h
+
+#include "vmath.h"
+#include "mirror.h"
+
+typedef enum VariantType {
+    Variant_Undefined = 0x0,
+    Variant_Float = 0x1,
+    Variant_Int = 0x2,
+    Variant_Unsigned = 0x3,
+    Variant_Vector = 0x4,
+    Variant_Object = 0x5,
+    Variant_String = 0x6,
+} VariantType;
+
+typedef struct Variant {
+    VariantType type;
+    union {
+        float as_float;
+        long as_int;
+        unsigned as_unsigned;
+        Vector as_vector;
+        Mirror as_object;
+        char* as_string;
+    };
+} Variant;
+
+#define FloatVariant(Value_) (Variant){.type = Variant_Float, .as_float = Value_}
+#define IntVariant(Value_) (Variant){.type = Variant_Int, .as_int = Value_}
+#define UnsignedVariant(Value_) (Variant){.type = Variant_Unsigned, .as_unsigned = Value_}
+#define VectorVariant(Value_) (Variant){.type = Variant_Vector, .as_vector = Value_}
+#define ObjectVariant(Value_) (Variant){.type = Variant_Object, .as_object = Value_}
+#define StringVariant(Value_) (Variant){.type = Variant_String, .as_string = Value_}
+#define UndefinedVariant() (Variant){.type = Variant_Undefined }
+
+#endif // !_fencer_variant_h