Gold Sarcophagus

Split Second (This spell can't be countered)
Look at the top card of your library. If it's a land card or if it's a Hyrulean Knight put it onto the battlefield tapped. This spell cost {g/u} less if you control a commander. If you control both look at the top 3 cards instead.
It's a piece of a world the Hyruleans never seen