Dewloren, Tiger King of the Ice Barrier [DT02-EN033] Ultra Rare XY65 when a Spell Card is

when a Spell Card is activated: You can banish 1 "Kozmo" monster from your Graveyard

Set: Absolute Powerforce Card type: Effect Monster Rarity: Secret Rare Attack: 200 Defense: 200 When you Ritual Summon a Ritual Monster

"Oxygeddon"

but it cannot be used as an Xyz Material for a Summon

Dewloren, Tiger King of the Ice Barrier [DT02-EN033] Ultra Rare XY65 when a Spell Card isSet: Duel Terminal 2 Card type: Synchro Effect Monster Rarity: Ultra Rare Attack: 2000 Defense: 1400 1 Tuner + 1 or more non Tuner WATER monsters Once per turn, you can return any number of face up cards you control to the owner's hand. This card gains 500 ATK for each card returned to the owner's hand by this effect until the End Phase of this turn.