mtg cards like the ozolith Activate only as a sorcery. The Ozolith (Secret Lair Drop)

You cannot find it in your library by transmuting Dimir Machinations

(Bevy of Beebles) Backslide Bag Check Baleful Stare Ballad of the Black Flag Bane's Contingency Baral, Chief of Compliance Barrin, Tolarian Archmage Baxter, Fly in the Ointment Bearer of Overwhelming Truths Befuddle Behold the Multiverse Bellowing Crier Benthic Biomancer Benthic Criminologists Bespoke Battlewagon Betrayal Bewilder Bident of Thassa Birthday Escape Bitter Chill Blinding Spray Blink of an Eye Blitzball Stadium

Ive seen several lists that run colorless sources like Dreadship Reef, Ghost Quarter or Mikokoro, Center of the Sea

Aetherdrift only just got off the starting line and while the racing-themed set introduces a host of interesting new mechanics and Draft archetypes, players will always have their eyes on the horizon