Question: things to do after becoming champion in ultra sun?
Answer: 1 Build A Powerful Team., 2 Mantine Surfing & Pokédex Completion. ... , 3 Episode Rainbow Rocket. ... , 4 Festival Plaza. ... , 5 Collect Z-Moves & Totem Stickers. ... , 6 Battle Tree. ... , 7 Unlock Mega Evolution. ... , 8 Catch Tapu's & Ultra Beasts. ...