Episode 80: Pokemon (2019)

in the World Coronation Series during this same timeframe.

After being trapped by the hunter, Ash and Goh witness several Larvesta protecting their habitat. In the chaos, a Shiny Larvesta evolves into Shiny Volcarona to protect the others. Pokemon (2019) Episode 80

This episode is a major milestone for Goh as he undertakes his first official trial mission. in the World Coronation Series during this same timeframe

Upon arriving, they learn that Volcarona has disappeared due to the activities of Pokémon hunters. While exploring a nearby mine shaft, they encounter a suspicious man who claims to be searching for Volcarona but is actually a hunter. This episode is a major milestone for Goh

If you'd like to dive deeper into this season, I can help you find: Goh must complete for Project Mew.

where you can watch "Pokemon Master Journeys" (the international title for this arc).