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.)
"Hup, two, three, four, Dunno how to count no more."
Near Mint - $21.30
Near Mint Non-English - $21.30
Lightly Played - $19.20
Lightly Played Non-English - $19.20
Played - $14.90
Played Non-English - $14.90
Heavily Played - $12.80
Heavily Played Non-English - $12.80
Damaged - $10.70
Damaged Non-English - $10.70
Foil Prices
Near Mint Foil - $29.40
Near Mint Foil Non-English - $29.40
Lightly Played Foil - $26.40
Lightly Played Foil Non-English - $26.40
Played Foil - $20.60
Played Foil Non-English - $20.60
Heavily Played Foil - $17.60
Heavily Played Foil Non-English - $17.60
Damaged Foil - $14.70
Damaged Foil Non-English - $14.70