Worn Powerstone (MH3) #298 [EN/F]

{3} · Artifact · This artifact enters tapped. {T}: Add {C}{C}. · Even a fragment of a powerstone contains within it not just energy, but space—vast dimensions trapped in fragile crystal. · Illustrated by Henry G. Higginbotham · Modern Horizons 3 #298 · EDHREC rank 575 · Magic: The Gathering, MTG