Question: pokemon let's go pikachu how to get omastar?
Answer: How to catch Omastar in Pokemon Let's Go. How To Catch Omanyte will require you to go to Mt Moons bottom floor and get the Helix Fossil. Note: If you choose the Helix Fossil, you wont be able to get the Dome Fossil (Kabuto). The type of Pokemon Candy you receive from Transferring and Catching Omastar.