mega evolution - booster box – Evolve Card Shop style promo card featuring Bulbasaur. Pokemon Mega Evolution Pitch Black

Deoxys ability unfortunately does not affect its own attack, Helix Force , though, which is why you dont exactly want to be stuck using it a lot

Sealed Pokemon Trading Card Scarlet & Violet Prismatic Evolutions Surprise Box: 4 Prismatic Pokemon Packs, 1 of 9 special logo foil cards per box, SAR's Lot: 189576 Bid: $157.50 Bid Count: 21 Final Price: $184.28 Time Remaining: Ended End Date: 2026-03-07 23:00:00 Sealed Pokemon Card Scarlet & Violet Prismatic Evolutions Surprise Box

Might also count as Dying as Yourself, which seems likely as his change sticks after being revived

The options expand with other formats

Pro Tip - Check your opponent's active cards weaknesses and resistances to make sure that your attacks will have the maximum amount of damage