diff --git a/src/dehacked.c b/src/dehacked.c
index 9b4082c72..e803094ad 100644
--- a/src/dehacked.c
+++ b/src/dehacked.c
@@ -9432,6 +9432,29 @@ struct {
 	{"TC_ALLWHITE",TC_ALLWHITE},
 	{"TC_RAINBOW",TC_RAINBOW},
 	{"TC_BLINK",TC_BLINK},
+
+	// MFD_ draw flag enum
+	{"MFD_DONTDRAWP1",MFD_DONTDRAWP1},
+	{"MFD_DONTDRAWP2",MFD_DONTDRAWP2},
+	{"MFD_DONTDRAWP3",MFD_DONTDRAWP3},
+	{"MFD_DONTDRAWP4",MFD_DONTDRAWP4},
+	{"MFD_TRANS10",MFD_TRANS10},
+	{"MFD_TRANS20",MFD_TRANS20},
+	{"MFD_TRANS30",MFD_TRANS30},
+	{"MFD_TRANS40",MFD_TRANS40},
+	{"MFD_TRANS50",MFD_TRANS50},
+	{"MFD_TRANS60",MFD_TRANS60},
+	{"MFD_TRANS70",MFD_TRANS70},
+	{"MFD_TRANS80",MFD_TRANS80},
+	{"MFD_TRANS90",MFD_TRANS90},
+	{"MFD_TRANSMASK",MFD_TRANSMASK},
+	{"MFD_FULLBRIGHT",MFD_FULLBRIGHT},
+	{"MFD_SEMIBRIGHT",MFD_SEMIBRIGHT},
+	{"MFD_NOBRIGHT",MFD_NOBRIGHT},
+	{"MFD_BRIGHTMASK",MFD_BRIGHTMASK},
+	{"MFD_DONTDRAW",MFD_DONTDRAW},
+	{"MFD_SHADOW",MFD_SHADOW},
+	{"MFD_TRANSSHIFT",MFD_TRANSSHIFT},
 #endif
 
 	{NULL,0}
diff --git a/src/lua_mobjlib.c b/src/lua_mobjlib.c
index cd5f4d267..3c85c358b 100644
--- a/src/lua_mobjlib.c
+++ b/src/lua_mobjlib.c
@@ -51,6 +51,7 @@ enum mobj_e {
 	mobj_flags,
 	mobj_flags2,
 	mobj_eflags,
+	mobj_drawflags,
 	mobj_skin,
 	mobj_color,
 	mobj_bnext,
@@ -119,6 +120,7 @@ static const char *const mobj_opt[] = {
 	"flags",
 	"flags2",
 	"eflags",
+	"drawflags",
 	"skin",
 	"color",
 	"bnext",
@@ -255,6 +257,9 @@ static int mobj_get(lua_State *L)
 	case mobj_eflags:
 		lua_pushinteger(L, mo->eflags);
 		break;
+	case mobj_drawflags:
+		lua_pushinteger(L, mo->drawflags);
+		break;
 	case mobj_skin: // skin name or nil, not struct
 		if (!mo->skin)
 			return 0;
@@ -541,7 +546,10 @@ static int mobj_set(lua_State *L)
 		mo->flags2 = (UINT32)luaL_checkinteger(L, 3);
 		break;
 	case mobj_eflags:
-		mo->eflags = (UINT32)luaL_checkinteger(L, 3);
+		mo->eflags = (UINT16)luaL_checkinteger(L, 3);
+		break;
+	case mobj_drawflags:
+		mo->drawflags = (UINT16)luaL_checkinteger(L, 3);
 		break;
 	case mobj_skin: // set skin by name
 	{
diff --git a/src/p_mobj.h b/src/p_mobj.h
index dd4d1706e..dbb3f4d58 100644
--- a/src/p_mobj.h
+++ b/src/p_mobj.h
@@ -333,7 +333,7 @@ typedef struct mobj_s
 	UINT32 flags; // flags from mobjinfo tables
 	UINT32 flags2; // MF2_ flags
 	UINT16 eflags; // extra flags
-	UINT16 drawflags; // Rendering-related flags. These are not synched.
+	UINT16 drawflags; // Rendering-related flags. These should not be used for game logic.
 
 	void *skin; // overrides 'sprite' when non-NULL (for player bodies to 'remember' the skin)
 	// Player and mobj sprites in multiplayer modes are modified