Boros Keyrune

Artifact
{T}: Add {R} or {W} to your mana pool.

{R}{W}: Boros Keyrune 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.)
Moxie: Toolbox
» Keyrunes
» Mana Rocks
Standard: not legal
Modern: legal, unplayed
Legacy: legal, unplayed
Commander: played in 37 decks
Cube: 1743 @ 9.3% Pick/Pass
MTGO Cubes: Unplayed
GTC Draft: Pick (186/249)

Commander Decks