Psyduck

“While lulling its enemies with its vacant look, this wily POKéMON will use psychokinetic powers.”

— Pokémon Red

“Always tormented by headaches. It uses psychic powers, but it is not known if it intends to do so.”

— Pokémon Yellow

“It has mystical powers but doesn't recall that it has used them. That is why it always looks puzzled.”

— Pokémon Gold