Pokémon Horizons: The Series · Liko and Roy's Departure arc
HZ025 · Rivals in the Dark of Night
闇夜の強敵（ライバル）
Synopsis
What happens.
Continuing from the end of the last episode, Liko, Roy, and Friede find themselves confronted by Amethio, Zirc, and Onia at Diana's castle, while, unbeknownst to them, the Explorers Admins Sidian and Coral are also on their way to the scene, accompanied by Hamber.
Synopsis adapted from Bulbapedia's HZ025 entry, used under CC-BY-NC-SA 2.5.
Story arc · HZ001-HZ025
Liko and Roy's Departure.
Liko's pendant draws attention; the Rising Volt Tacklers rescue her on the Brave Asagi airship. Roy joins; the Ancient Poké Ball storyline begins.
Read the full Horizons 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 Liko and Roy's Departure.
Further reading
The full episode guide on Pokéos.
Pokéos keeps an expanded guide for HZ025 with a longer synopsis, the complete Pokémon and character roster, and episode imagery. It pairs well with this page when you want every detail.
Read HZ025 on PokéosEpisode 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.