Boros Keyrune
Artifact
Mana cost: {3}
Mana value: 3
{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.)
Printings: 2
Format Legality
Standard
Not Legal
Pioneer
Legal
Modern
Legal
Commander
Legal
Legacy
Legal
Vintage
Legal
Pauper
Not Legal
Historic
Not Legal
Timeless
Not Legal
Printings
GRN Guild Kit
· #96
Gatecrash
· #227