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." —Mogg march
Near Mint - $23.50
Near Mint Non-English - $23.50
Lightly Played - $21.20
Lightly Played Non-English - $21.20
Played - $16.50
Played Non-English - $16.50
Heavily Played - $14.10
Heavily Played Non-English - $14.10
Damaged - $11.80
Damaged Non-English - $11.80
Foil Prices
Near Mint Foil - $43.80
Near Mint Foil Non-English - $43.80
Lightly Played Foil - $39.50
Lightly Played Foil Non-English - $39.50
Played Foil - $30.70
Played Foil Non-English - $30.70
Heavily Played Foil - $26.30
Heavily Played Foil Non-English - $26.30
Damaged Foil - $21.90
Damaged Foil Non-English - $21.90