Rocky Roads

This land enters tapped unless you control a Mount or Vehicle. {T}: Add {R}. {1}{R}, {T}, Sacrifice this land: Create a 1/1 colorless Pilot creature token with "This token saddles Mounts and crews Vehicles as though its power were 2 greater." Activate only as a sorcery.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6odmjk9l61pb1hgamrcnjh.