Pokémon: The Original Series · Indigo League (Kanto) arc
EP073 · To Master the Onixpected!
してんのうシバとうじょう!
Synopsis
What happens.
Ash and his friends visit Professor Oak's Lab for some advice on training for the Pokémon League. Oak suggests that if Ash wants to compete, he should get on his way immediately.
Synopsis adapted from Bulbapedia's EP073 entry, used under CC-BY-NC-SA 2.5.
Story arc · EP001-EP082
Indigo League (Kanto).
Ash collects eight Kanto badges, faces rival Gary Oak, and competes at the Indigo Plateau Conference. Misty and Brock complete the original trio. Team Rocket's Jessie / James / Meowth introduced in EP002.
Read the full Original guidePokémon featured · 20
Who appears.
Linked entries open the species page on the Pokédex. Items without a sprite (alternate forms, regional variants, generic group references) fall back to a name pill.
More from this arc
Other episodes in Indigo League (Kanto).
Episode synopsis from Bulbapedia, CC-BY-NC-SA 2.5. Editorial context (arc affiliation, cultural moments, character signatures) hand-verified May 2026. Pokémon, character names, and series titles © Nintendo, Game Freak, Creatures Inc., The Pokémon Company, OLM Inc. This is an unofficial fan reference.