DE3F (Draygon's Body)
[Special] = 2800
[Graphic Unknown] = 0004

Place DE3F in Enemies Allowed List.  It's palette entry is 0007.
Graphic Set must be 29.
Layer 2 Scroll should be set to 0101.

Draygon is made of 4 parts (DE3F, DE7F, DEBF, and DEFF).  His body must be the first enemy in the room.
