Thaumatic Compass // Spires of Orazca (XLN-249)

Front Face: Thaumatic Compass

Mana Cost: {2}

Type: Artifact

{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.

Back Face: Spires of Orazca

Type: Land

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