Armageddon Clock is a rare Artifact card from Magic: The Gathering (Summer Magic / Edgar, SUM).
Rare
Summer Magic / Edgar (SUM)
{6}
Mana Value
6
Card Text
At the beginning of your upkeep, put a doom counter on this artifact.
At the beginning of your draw step, this artifact deals damage equal to the number of doom counters on it to each player.
{4}: Remove a doom counter from this artifact. Any player may activate this ability but only during any upkeep step.
