Wonder Trade evolution learnset glitch
Miscellaneous glitches in Pokemon X and Y and Pokémon Omega Ruby and Alpha Sapphire
3D effect glitch | Backward sign reading glitch | Drasna Aura Sphere glitch | GTS filter glitch | Imported Eevee glitch | Mystery Egg glitch | Lumiose City save glitch | Poké Mart marquee glitch (Omega Ruby and Alpha Sapphire) | Pokémon Day Care sign glitch | PSS save glitch | Sky Trainer glitch | Stereo sound glitch | Stolen Poké Ball glitch | Wonder Trade move glitch
(view, talk, edit)This glitch occurs in generation VI games.
Method
When a Pokémon evolves through Wonder Trade and gains a new move from it, both the new move and the old one will disappear.