
{T}: Add {R} or {W}.
{R}{W}: This artifact becomes a 1/1 red and white Soldier artifact creature with double strike until end of turn. (It deals both first-strike and regular combat damage.)
Boros Keyrune has 2 printings, first in Gatecrash (2013). EDHREC ranks it #15,411 among Commander cards. It appears most in Aurelia, the Warleader decks (350 on EDHREC). It has 2 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.