Keldon Marauders (EMA) from Eternal Masters, available at 401 Games Canada.

• Rarity: Common
• Finish: Normal
• Artist: Alex Horley-Orlandelli
• Card Text:
  Vanishing 2 (This permanent enters the battlefield with two time counters on it. At the beginning of your upkeep, remove a time counter from it. When the last is removed, sacrifice it.)
  When Keldon Marauders enters the battlefield or leaves the battlefield, it deals 1 damage to target player.