It’s possible that this is the object listed as Iron Valiant in a certain expedition journal.
Iron Valiant is a Fairy/Fighting-type Pokémon. It takes double damage from Poison, Flying, Psychic, Steel and Fairy, resists Bug, Dark, Fighting and Rock, and is immune to Dragon. Its base stats add up to 590: the highest is Attack (130) and the lowest is Special Defense (60).
It does not evolve, and no other Pokémon evolves into it. Its ability is Quark Drive. It cannot breed: it is in the Undiscovered egg group. In Scarlet and Violet it learns 18 moves by level-up and 66 by TM.
BASE STATS
EVs on defeat:
Attack +3
ABILITIES
Boosts the Pokémon's most proficient stat on Electric Terrain or if the Pokémon is holding Booster Energy.
BREEDING
MOVES
WEAKNESSES & RESISTANCES
EVOLUTION LINE
This Pokemon does not evolve