It's a concept that's introduced in the card game. Basically, it's just a Pokémon with a type that it normally doesn't have. Like an Electric Rayquaza.octoboy said:Sorry for asking a dumb question, but what is a delta pokemon?
Chaos Emerald said:It's very unlikely. Other TCG concepts (Light and Dark evolutions, for example) were not implemented into the games. However, abilities seem like more advanced versions of Poke-Powers/Poke-Bodies, so it could happen.