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.)
NM-Mint - $101.10
Lightly Played - $91.00
Moderately Played - $80.90
Heavily Played - $70.80
Damaged - $50.60
NM-Mint Non English - $101.10
Lightly Played Non English - $91.00
Moderately Played Non English - $80.90
Heavily Played Non English - $70.80
Damaged Non English - $50.60