Question: how kadabra evolve into alakazam?
Answer: Kadabra (Japanese: ユンゲラー Yungerer) is a Psychic-type Pokémon introduced in Generation I. It evolves from Abra starting at level 16 and evolves into Alakazam when traded. From Generation IV onward, a Kadabra holding an Everstone will still evolve when traded between games.