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 - $22.20
Near Mint Non-English - $22.20
Lightly Played - $20.00
Lightly Played Non-English - $20.00
Played - $15.60
Played Non-English - $15.60
Heavily Played - $13.30
Heavily Played Non-English - $13.30
Damaged - $11.10
Damaged Non-English - $11.10
Foil Prices
Near Mint Foil - $27.00
Near Mint Foil Non-English - $27.00
Lightly Played Foil - $24.30
Lightly Played Foil Non-English - $24.30
Played Foil - $18.90
Played Foil Non-English - $18.90
Heavily Played Foil - $16.20
Heavily Played Foil Non-English - $16.20
Damaged Foil - $13.50
Damaged Foil Non-English - $13.50