At the beginning of combat on your turn, put an oil counter on Urabrask's Forge, then create an X/1 red Phyrexian Horror creature token with trample and haste, where X is the number of oil counters on Urabrask's Forge. Sacrifice that token at the beginning of the next end step.
NM-Mint - $7.60
Lightly Played - $6.80
Moderately Played - $6.10
Heavily Played - $5.30
Damaged - $3.80
NM-Mint Non English - $7.60
Lightly Played Non English - $6.80
Moderately Played Non English - $6.10
Heavily Played Non English - $5.30
Damaged Non English - $3.80
Foil Prices
NM-Mint Foil - $8.20
Lightly Played Foil - $7.40
Moderately Played Foil - $6.60
Heavily Played Foil - $5.80
Damaged Foil - $4.10
NM-Mint Foil Non English - $8.20
Lightly Played Foil Non English - $7.40
Moderately Played Foil Non English - $6.60
Heavily Played Foil Non English - $5.80
Damaged Foil Non English - $4.10