
This land enters tapped unless you control a Mountain.
{T}: Add {R}.
{R}, {T}, Exert this land: Add {R}{R}. If any of 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.)
Arena of Glory has 4 printings, first in Modern Horizons 3 (2024). EDHREC ranks it #372 among Commander cards. It appears most in Krenko, Mob Boss decks (11,832 on EDHREC). 1 public deck on TCG runs it. It has 8 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.