Arena of Glory
Arena of Glory enters the battlefield tapped unless you control a Mountain. {T}: Add {R}. {R}, {T}, Exert Arena of Glory: Add {R}{R}. If that mana is spent on a creature spell, it gains haste until end of turn. (An exerted permanent won't untap during your next untap step.)
Land
standard:
not legal
future:
not legal
historic:
not legal
timeless:
not legal
gladiator:
not legal
pioneer:
not legal
explorer:
not legal
modern:
not legal
legacy:
not legal
pauper:
not legal
vintage:
not legal
penny:
not legal
commander:
not legal
oathbreaker:
not legal
standardbrawl:
not legal
brawl:
not legal
alchemy:
not legal
paupercommander:
not legal
duel:
not legal
oldschool:
not legal
premodern:
not legal
predh:
not legal
