Island Fish Jasconius [Fourth Edition]

Set: Fourth Edition Type: Creature — Fish Rarity: Rare Cost: {4}{U}{U}{U} Island Fish Jasconius doesn't untap during your untap step.At the beginning of your upkeep, you may pay {U}{U}{U}. If you do, untap Island Fish Jasconius.Island Fish Jasconius can't attack unless defending player controls an Island.When you control no Islands, sacrifice Island Fish Jasconius.