mtg march of the machines serialized cards Singles - Machine March of the Machine collector

Boros tends to do better within the Standard format because it's one-on-one and 20 life points

Ruthless Technomancer also serves as a good inclusion in a deck looking to harness these effects, as it will actually convert your sacrificed creatures power into Treasure tokens that you can save for a later turn, or simply cash in for an instant speed reanimation effect

it lets you play both black Werewolves, as well as white effects like Rule of Law and Deafening Silence

Mycosynth Wellspring has a similar enter effect as Solemn Simulacrum, except that you get the land in your hand so that you don't miss a land drop

If they don't show up in Commander Masters, then snagging the copies you need before Ixalan spoiler season makes sense