Armageddon Clock [Antiquities] Dissension Each player exiles all creature

Each player exiles all creature cards from their graveyard

Set: Amonkhet Invocations Type: Instant Rarity: Mythic Cost: {1}{U}{U} Buyback—Discard two cards

Set: Beta Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {W} Enchant creature

but let me show you what someone with real power can create

−3: Target opponent's life total becomes 10

Armageddon Clock [Antiquities] Dissension Each player exiles all creatureSet: Antiquities Type: Artifact Rarity: Uncommon Cost: {6} At the beginning of your upkeep, put a doom counter on Armageddon Clock. At the beginning of your draw step, Armageddon Clock deals damage equal to the number of doom counters on it to each player. {4}: Remove a doom counter from Armageddon Clock. Any player may activate this ability but only during any upkeep step.