Armageddon Clock (3ED) from Revised Edition, available at 401 Games Canada.

• Rarity: Rare
• Finish: Normal
• Artist: Amy Weber
• Card Text:
  Put one counter on Armageddon Clock during each of your upkeeps. At the end of your upkeep, each player takes damage equal to the number of counters on the Clock. Any player may spend 4 during any upkeep to remove a counter.