Armageddon Clock is a rare Artifact card from Magic: The Gathering (Masters Edition IV, ME4).
Rare
Masters Edition IV (ME4)
{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.
