Ryu Kokki [DR2-EN091] Super Rare Thunder This monster can only be

This monster can only be Special Summoned by Tributing "Petit Moth" on the 6th of your turns after "Petit Moth" has been equipped with "Cocoon of Evolution"

or Effect Monster

"Oxygeddon"

Set: 2002 Collectors Tin Card type: Normal Monster Rarity: Secret Rare Attack: 2500 Defense: 2100 The ultimate wizard in terms of attack and defense

Ryu Kokki [DR2-EN091] Super Rare Thunder This monster can only beSet: Dark Revelation Volume 2 Card type: Effect Monster Rarity: Super Rare Attack: 2400 Defense: 2000 If a monster that battles with this monster is a Warrior or Spellcaster Type monster, destroy that monster at the end of the Damage Step.