Breach the Multiverse is a bonkers good card in Commander and a great way to prime the pumps the turn before you cast Sauron
R 0026 Night Nurse, Healer of Heroes U 0027 Okoye, Dora Milaje Leader U 0028 Origin of the Avengers R 0029 Panther Pounce C 0030 Patriot, Shield Wielder U 0031 Political Triumph U 0032 Quake, Agent of S.H.I.E.L.D
This will ultimately reward you with the payoff cards, which include a number of cheap and free creatures (Narcomoeba, Prized Amalgam, Silversmote Ghoul and Ox of Agonas), as well as cheap and free spells (Creeping Chill and Conflagrate)
The only problem is the Energy cost, as it requires three mixed Energy to perform its own attack, when you should be concentrating on boosting Geodude/Graveler/Golem
These decks utilize cards that specifically interact with lands entering or leaving the battlefield and usually include ways to get additional lands