Simic Keyrune
Simic Keyrune
{T}: Add {G} or {U}.
{G}{U}: This artifact becomes a 2/3 green and blue Crab artifact creature with hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)
Artifacts Matter Crab Kindred Hexproof Mana Rock Protective Effects Ramp Stax