Armageddon Clock

Summer Magic / Edgar ยท #234 rare
Artifact
Mana Cost 6
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.
Artist Amy Weber
Legalities Duel, Penny, Predh, Legacy, Vintage, Commander, Oldschool, Premodern, Oathbreaker