Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)
Near Mint - £13.40
Lightly Played - £11.40
Moderately Played - £9.40
Heavily Played - £6.70
Damaged - £4.10
Near Mint Non English - £13.40
Lightly Played Non English - £11.40
Moderately Played Non English - £9.40
Heavily Played Non English - £6.70
Damaged Non English - £4.10