Morphing Jar [CP02-EN009] Rare CRU181 You can only use each

You can only use each effect of "Duoterion" once per turn

you can send this card from your hand to the Graveyard to prevent a "Blackwing" monster you control from being destroyed by this battle

Set: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare Attack: 4000 Defense: 4000 This card cannot be Special Summoned

Set: Dark Revelation Volume 4 Card type: Normal Trap Rarity: Common Tribute 1 WATER monster

also it cannot be destroyed by battle

Morphing Jar [CP02-EN009] Rare CRU181 You can only use eachSet: Champion Pack 2 Card type: Effect Monster Rarity: Rare Attack: 700 Defense: 600 FLIP: Both players discard all cards in their hands. Then both players draw 5 cards.