Question

When Ash and Pikachu were trying to catch up Grubbin, what Pokémon did chased them?
a. Milotic
b. Tapu Koko
c. Psyduck
d. Bayleef

Answer 1

Answer - Tapu Koko

Pikachuis one of Ash's most powerful pokemon being able to defeat psuedo-legendary pokemon such as Metagross and Dragonite and even actual legendary pokemonsuch as Regime.