Pokémon: The Original Series · Adventures in the Orange Islands arc
EP091 · Shell Shock
カブトのかせきのひみつ!
Synopsis
What happens.
Upon arriving at Kinnow Island, Ash and his friends decide to rest and send out a few of their Pokémon to stretch. Eventually, Misty's Psyduck falls off Lapras while falling asleep.
Synopsis adapted from Bulbapedia's EP091 entry, used under CC-BY-NC-SA 2.5.
Story arc · EP083-EP118
Adventures in the Orange Islands.
A filler arc inserted while Game Freak finalized Gen II. Brock stays behind with Prof. Ivy; Pokémon Watcher Tracey Sketchit replaces him. Ash collects four unique island gym badges and defeats Champion Drake.
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 Adventures in the Orange Islands.
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.