Urabrask's Forge
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.
Artifact
standard:
legal
future:
legal
historic:
legal
gladiator:
legal
pioneer:
legal
explorer:
legal
modern:
legal
legacy:
legal
pauper:
not legal
vintage:
legal
penny:
legal
commander:
legal
oathbreaker:
legal
brawl:
legal
historicbrawl:
legal
alchemy:
legal
paupercommander:
not legal
duel:
legal
oldschool:
not legal
premodern:
not legal
predh:
not legal
High - Low