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.)
Near Mint - $124.300
Lightly Played - $99.400
Moderately Played - $87.000
Heavily Played - $74.600
Damaged - $62.200
Near Mint Spanish - $124.300
Lightly Played Spanish - $99.400
Moderately Played Spanish - $87.000
Heavily Played Spanish - $74.600
Damaged Spanish - $62.200