Loona and Princess Octavia are from YouTube's Helluva Boss, Juno's from Netflix's Beastars, Hitch Trailblazer's from Hasbro's My Little Pony, Gloria's from Dreamwork's Madagaacar, Bo-BoBo's from Toei's BoBoBo-Bo Bo-BoBo, the Heist multiplayer arena's from Rare's Conker's Bad Fur Day and this screenshot's taken from Valve's Garry's Mod.
Inspiration: Rare's Jet Force Gemini's opening running scene and it's main theme. (https://www.youtube.com/watch?v=GrDiA_JjB2w)

Loona, the stewardess of her home alternate crossover universe, the LoonieVerse, assembles some of her best, finest and most toughest champions to join into the incoming battle involving the Multiverse and begin running to aid their allies from another universes. Have no fear, Team Loonie Toonie will be here!