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 - $138.300
Lightly Played - $110.700
Moderately Played - $96.800
Heavily Played - $83.000
Damaged - $69.200
Near Mint Spanish - $138.300
Lightly Played Spanish - $110.700
Moderately Played Spanish - $96.800
Heavily Played Spanish - $83.000
Damaged Spanish - $69.200