B. Skull Dragon [BPT-006] Secret Rare Fish after damage calculation you can

after damage calculation you can remove from play that monster and this card

or if this card in your possession is destroyed by an opponent's card effect and sent to your Graveyard: You can Special Summon 1 "Gaia The Fierce Knight" monster from your hand

any Battle damage that the controller of this card takes becomes 0

Set: Crossed Souls Card type: Xyz/Effect Monster Rarity: Ultimate Rare Attack: 550 Defense: 2600 2 or more Level 4 monsters Once per Chain

Set: 2010 Duelist Pack Collection Tin Card type: Normal Spell Rarity: Super Rare Attack: 0 Defense: 0 Send 1 Monster Card from your hand to the Graveyard

B. Skull Dragon [BPT-006] Secret Rare Fish after damage calculation you canSet: 2002 Collectors Tin Card type: Fusion Monster Rarity: Secret Rare Attack: 3200 Defense: 2500 "Summoned Skull" + "Red Eyes B. Dragon"