The Flood of Mars [Doctor Who]

Set: Doctor Who Type: Creature — Alien Zombie Horror Rarity: Rare Cost: {2}{U}{U} Islandwalk (This creature can't be blocked as long as defending player controls an Island.)Water Always Wins — Whenever The Flood of Mars attacks, put a flood counter on another target creature or land. If it's a creature, it becomes a copy of The Flood of Mars. If it's a land, it becomes an Island in addition to its other types.