Brock appears in the first series of the anime. In his first appearance, he has many siblings and is in charge of them and cares for them since his mother Lola is away chasing dreams and his father Flint ran away from the family. After Flint comes back, Brock then picks up and his bags and travels with Ash and Misty throughout the Kanto series. He ends up leaving the group when they get to the Orange Islands to work with Professor Ivy. He later returns and travels with Ash throughout Johto, Hoenn, and Sinnoh. He uses rock-types Geodude and Onix, as well as others like Zubat.