Question: pokemon ultra sun and moon when does grubbin evolve?
Answer: Grubbin (Japanese: アゴジムシ Agojimushi) is a Bug-type Pokémon introduced in Generation VII. It evolves into Charjabug starting at level 20, which evolves into Vikavolt when leveled up in a special magnetic field (in Generation VII) or when exposed to a Thunder Stone (in Generation VIII).