So long as a card was printed at common at any point, it is legal in the format (excluding acorn-stamped, illegal, and banned cards)
This can throw an opponent off guard with an awkward attack, which will still result in the creatures death, or a convoke spell that they were saving for later
Fate is Final Fantasys oldest weapon and its greatest test
When you combine discard, recursion, and these taxing or mana-limiting methods, you can create a game state where the opponents counters are either stripped from their hand or too expensive to cast
Torbran, Thane of Red Fell and Fiery Emancipation are other ways to break the symmetry in your favor
Arceus VSTAR Secret Rare (Galarian Gallery) This is another breathtakingly beautiful card