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The Chaos Keeper enters with a sealed Magic booster pack of your choice under it. (You provide a new pack each time.) Whenever The Chaos Keeper deals combat damage to a player, reveal its cards and put one of them into your hand. (Don't open the booster pack until the first time this ability reolves.)
Abilities, attacks, weakness & resistance
Other cards from Unknown Event
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The Chaos Keeper (UNK RZ02c) is a Legendary Creature — Elemental from the Unknown Event expansion. It enters the battlefield with a sealed Magic booster pack under it that you provide, and it lets you reveal the pack and put one card from it into your hand when it deals combat damage to a player. This card’s design creates an on-board reward tied to an external sealed booster, supporting value generation through combat damage.
Catalog pricing data as of 21 Apr 2026, 11:05
