Leviathan [The Dark] Elemental Mutant Its controller sacrifices it at

Its controller sacrifices it at the beginning of the next end step

Set: Duel Terminal 7 Card type: Effect Monster Rarity: Common Attack: 1500 Defense: 1300 When this card is Normal Summoned: You can target 1 Level 4 or lower "Gishki" monster in your Graveyard

the obelisks stand for Bant's values of loyalty

Set: Commander 2017 Type: Instant Rarity: Uncommon Cost: {2}{W}{W} Exile target artifact or enchantment

Set: Legendary Collection 3: Yugi's World Card type: Continuous Spell Rarity: Rare Only 1 monster can attack during each Battle Phase

Leviathan [The Dark] Elemental Mutant Its controller sacrifices it atSet: The Dark Type: Creature Leviathan Rarity: Rare Cost: {5}{U}{U}{U}{U} Trample Leviathan enters the battlefield tapped and doesn't untap during your untap step. At the beginning of your upkeep, you may sacrifice two Islands. If you do, untap Leviathan. Leviathan can't attack unless you sacrifice two Islands. (This cost is paid as attackers are declared.)