Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by Tributing 1 "Red-Eyes B. Dragon" and cannot be Special Summoned by other ways. This card gains 300 ATK for each Dragon-Type monster in your Graveyard.
Appears in Card Sets
Legendary Collection 4: Joey's World Mega Pack - Common (LCJW-EN039)
Legendary Duelists: Season 1 - Common (LDS1-EN003)