Chu

Chu is a Raichu, and is the son of Pika and Delta. He has one sibling; a Lopunny named Fluff.

Chu was first introduced in Chapter 19 of Stun; he and his family were living in the Eterna Forest and they quickly became good friends with Stun.

Chu was there to witness the war against the darkness and Tenebrae's defeat, and begged to be Stun's apprentice. Under Stun's tutelage, Chu was able to evolve from a Pichu into a Pikachu and demonstrated very weak psychic abilities. He was shown evolving in Chapter 3 of Stun II while fighting a Team Rocket grunt's Pokémon.

Chu was revealed to have been captured and evolved into a Raichu by Team Rocket in Chapter 19 of ''Stun II. ''Thanks to the experimentation that Team Rocket performed on Chu, he was able to fully develop some psychic abilities.