HZ128 · Step By Step! Dot & Welkamo!!
ステップ・バイ・ステップ！ドット＆ウェルカモ！！
Synopsis
What happens.
While having food made by Murdock in their hotel room, Roy proposes visiting the Black Rayquaza at the Dragon's Den since not only is it an important part of their search of Pokémon with eighteen Tera types, but there is also Friede's briefcase that is meant for the category.
Synopsis adapted from Bulbapedia's HZ128 entry, used under CC-BY-NC-SA 2.5.
Pokémon 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.
Further reading
The full episode guide on Pokéos.
Pokéos keeps an expanded guide for HZ128 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 HZ128 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.