Spellgorger Weird

In Commander, Spellgorger Weird belongs in spellslinger decks helmed by commanders like Niv-Mizzet, Parun or Mizzix of the Izmagnus, where casting four or five spells a turn turns it into a 7/7 or 8/8 threat by midgame. Pauper is actually where Spellgorger Weird is most competitive — the card pool is shallow enough that a growing common threat demands real answers, and storm or cantrip-heavy Izzet shells give it a genuine home. In Modern and Pioneer it's outclassed by threats that don't require spell volume to earn their rate, so it rarely makes the cut outside of budget or casual brews. Legacy and Vintage have enough broken spells that you can theoretically build around it, but the payoff doesn't justify the slot when stronger threats exist.