Tidewalker [Planar Chaos]

Set: Planar Chaos Type: Creature — Elemental Rarity: Uncommon Cost: {2}{U} Tidewalker enters the battlefield with a time counter on it for each Island you control.Vanishing (At the beginning of your upkeep, remove a time counter from this creature. When the last is removed, sacrifice it.)Tidewalker's power and toughness are each equal to the number of time counters on it.