Bucolic Ranch

{T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a Mount spell. {3}, {T}: Look at the top card of your library. If it's a Mount card, you may reveal it and put it into your hand. If you don't put it into your hand, you may put it on the bottom of your library.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6odf899f27pb1hsmd9e935.