Supermarket

{T} add {C}{C} to your mana pool. {Lns}{Lns}This card enters with {7} “bargain” counters on it. Remove {1} counter each player’s first combat phase.{Lns}{Lns}You may only use this mana to cast Heroes, otherwise remove an additional counter{Lns}{Lns}If there are {0} bargain counters on this card, destroy it.