beauty and the beast mtg card Guardian This effect doesn’t remove Auras already attached to those artifacts. 009-039 Belle - Untrained Mystic

Decimator of the Provinces 10 Creature Eldrazi Boar 7/7 Emerge 6GGG ( You may cast this spell by sacrificing a creature and paying the emerge cost reduced by that creatures converted mana cost.) When you cast Decimator of the Provinces, creatures you control get +2/+2 and gain trample until end of turn

But Zenosmore specifically, Shinryu, Transcendent Rivalonly needs to remove one player, and its not like flipping Zenos is hard

The other key factor regarding Beyond Boosters is reprints from other Universes Beyond products

With such a potent answer like Unholy Heat, most of the creatures and Planeswalkers are easily answered, so decks have to play a lower curve threat package to not trade big mana threats against a single Unholy Heat

If you want a second easy path, Krenko, Mob Boss is another classic starter option, though the Krenko decklist ranked up above is tuned for cEDH