The Binding of Isaac: Four Souls Alt Art Booster Eternal Masters and Stackables only by Original

and Stackables only by Original Squishmallows

Add an amount of mana of that color equal to the number of creature you control of the chosen type

You must also offer monsters whose total Level Stars equal 8 or more as a Tribute from the field or your hand

as judged by your friends

However you wish to celebrate

The Binding of Isaac: Four Souls Alt Art Booster Eternal Masters and Stackables only by OriginalTo celebrate the sixth anniversary of Four Souls, Edmund McMillen and Maestro Media joined forces to craft three exciting new booster packs for The Binding of Isaac: Four Souls. Each booster pack is packed to the brim with 15 cards that will make exciting new additions to any player's existing Four Souls collection. The Alt Art Booster Pack features cards with art crafted by a series of super talented guest artists. Components: 15 Cards Ages: 13+