Heres my suggestion: Jeleva, Nephalia's ScourgeJeleva, Nephalia's Scourge Jeleva is the only legendary creature in Grixis that directly uses your opponents' cards against them, since you can steal instants and sorceries just by attacking
If we look at the current Standard format as of September 2023, almost all decks have a way to OHKO multiple two-prize Pokmon in a game, and they all can easily OHKO fully-evolved one-prize Pokmon (or are based around multi-target attacks that can knock out Pokmon before theyre fully-evolved)
I asked him what he had worked on, and he told me one of his favorites he had worked on was FINAL FANTASY IX
For just two mana, you get out of committing to a single effect, and now have as many as you have in your graveyard
The four things that decide it and why most people get this wrong
Consider using Buzz has been generated about including Pikachu ex in Ceruledge ex Sparks an Inferno ACE SPEC card A common partner for Ceruledge ex is If Fly for Free with Latias ex Dont let Skyliner reduces the need to play a high count of cards with switch effects or a specific Pokmon just because it has no Retreat Cost, so fitting all the other cards that you want into the deck will feel like a breeze