Aven Riftwatcher | Magic: The Gathering
Formats Aven Riftwatcher is Legal in
Official Oracle Text for Aven Riftwatcher
Vanishing 3 (This permanent enters the battlefield with three time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
When Aven Riftwatcher enters the battlefield or leaves the battlefield, you gain 2 life.