Super Mariomon walkthrough
10 parts, one per checkpoint Super Mariomon’s own documentation defines: the areas each one opens, the wild Pokémon and trainers in them, and the fight at the end of it. Everything here is read off the game’s own files, so anything it doesn’t state isn’t claimed.
Part 1: World 1 — Peach's Castle: Power Star 1 (Princess Peach)
10 areas · 19 trainers · Luigi (Piranha Plant), Luigi (Blooper), Luigi (Bob-omb) and 2 more
Part 2: World 2 — Daisy's Cruiser: Power Star 2 (Princess Daisy)
5 areas · 18 trainers · Luigi (Bob-omb), Luigi (Piranha Plant), Luigi (Blooper) and 2 more
Part 3: World 3 — Diamond City: Power Star 3 (Wario)
6 areas · 43 trainers · Wario, Koopa King Bowser, Antasma and 4 more
Part 4: World 4 — Main Street Casino: Power Star 4 (Waluigi)
5 areas · 41 trainers · Admin Kamek, Koopa King Bowser, Waluigi and 3 more
Part 5: World 5 — Kong Capital: Power Star 5 (Donkey Kong)
6 areas · 26 trainers · Koopa King Bowser, Admin Kamek, Donkey Kong
Part 6: World 6 — New Donk City: Power Star 6 (Pauline)
12 areas · 35 trainers · Admin Kamek, Luigi (Petey Piranha), Luigi (Gooper Blooper) and 2 more
Part 7: World 7 — Comet Observatory: Power Star 7 (Rosalina)
10 areas · 12 trainers · Rosalina
Part 8: World 8 — Bowser's Castle: Power Star 8 (Bowser)
14 areas · 26 trainers · Koopa King Bowser, Giga Bowser
Part 9: Rainbow Road and the Elite Four
2 areas · 20 trainers · Luigi (Petey Piranha), Luigi (Gooper Blooper), Luigi (King Bob-omb) and 7 more
Part 10: Postgame
6 areas · 28 trainers · Captain Toad, Princess Daisy, Wario and 12 more
It also doesn't say when Every fishing spot, Nature Reserve open up, so they are in no part above; each has its own route page.