Thaumatic Compass // Spires of Orazca

{3}, {T}: Search your library for a basic land card, reveal it, put it into your hand, then shuffle. At the beginning of your end step, if you control seven or more lands, transform this artifact.

(Transforms from Thaumatic Compass.) {T}: Add {C}. {T}: Untap target attacking creature an opponent controls and remove it from combat.