mtg boss cards Raggadragga, Goreguts (Foil Etched) [Commander Legends: Battle fo Max speed is 4.) Whenever you attack Custom Magic: The Gathering cards

Sorcery Ramp (CTRL to add secondary) Recursion Mizzix's Mastery Exile target card that's an instant or sorcery from your graveyard

While you'd normally want to, you can keep flipping as long as you keep winning if winning four flips could potentially win you the game thanks to something like Chance Encounter

You can keep untapping Old Man of the Sea to keep stealing all your opponents' best creatures

I'm a little shocked that this was printed since these were just printed in Modern Horizons 3 and that seems better for Modern

You can convert early artifacts like Mycosynth Wellspring or Ichor Wellspring into combo pieces like Rings of Brighthearth and Basalt Monolith