Part 10: Beat the Elite Four and Champion Steven — level cap 100

Post-game

Beat the Elite Four and Champion Steven — level cap 100 opens 13 areas. There are 2 trainers standing in them. The fight at this checkpoint is Champion Leaf Altering Cave.

Where to go

1. Artisan Cave 1F

   Wild: Smeargle 100% · Lv —

2. Artisan Cave B1F

   Wild: Smeargle 100% · Lv —

3. Altering Cave

   Wild: Aipom 100% · Lv —, Blissey 100% · Lv —, Houndour 100% · Lv —, Mareep 100% · Lv — +21 more

4. Altering Cave 1F

   Wild: Blissey 100% · Lv —, Steelix 60% · Lv —, Shuckle 30% · Lv —, Noivern 20% · Lv — +8 more

5. Altering Cave B1F

   Wild: Blissey 100% · Lv —, Gyarados 60% · Lv —, Magikarp 60% · Lv —, Seaking 60% · Lv — +15 more

   Trainers: ★ Champion Leaf Altering Cave Lv 80, ★ Champion Leaf Altering Cave Lv 80

6. Battle Frontier Outside East

   Wild: Sudowoodo Lv —

7. Navel Rock Bottom

   Wild: Lugia Lv —

8. Navel Rock Top

   Wild: Ho-Oh Lv —

9. Birth Island Exterior

   Wild: Deoxys Lv —

10. Faraway Island Interior

    Wild: Mew Lv —

11. Southern Island Interior

    Wild: Latias Lv —, Latios Lv —

12. Marine Cave End

    Wild: Kyogre Lv —

13. Terra Cave End

    Wild: Groudon Lv —

★ Champion Leaf Altering Cave — Altering Cave B1F

6 Pokémon · level cap Lv 80 (every cap) · Champion Leaf Altering Cave’s own page

	Pokémon	Moves
	Ninetales Lv 80 · Flaming Soul · Master Ball Also has Pyromancy, Flash Fire, Queenly Majesty — innates are always active · Timid nature	Flamethrower Foul Play Calm Mind Draining Kiss
	Kangaskhan Lv 80 · Iron Fist · Psychic Seed Also has Parental Bond, Scrappy, Avenger — innates are always active · Jolly nature	Power-Up Punch Body Slam High Horsepower Sucker Punch
	Gengar Lv 80 · Vengeance · Dive Ball Also has Levitate, Ectoplasm, Shallow Grave — innates are always active · Adamant nature	Spectral Thief Poison Jab Shadow Sneak Brick Break
	Tangrowth Lv 80 · Long Reach · Dusk Ball Also has Regenerator, Seaweed, Self Sufficient — innates are always active · Sassy nature	Giga Drain Knock Off Earthquake Poison Jab
	Mewtwo Lv 80 · Mystic Power · Premier Ball Also has Psychic Mind, Pressure, Fatal Precision — innates are always active · Timid nature	Psystrike Ice Beam Flamethrower Nasty Plot
	Blastoise Lv 80 · Firefighter · Damp Rock Also has Torrent, Shell Armor, Mega Launcher — innates are always active · Modest nature	Water Pulse Dark Pulse Ice Beam Shell Smash

Everything you can have caught by this checkpoint · Open the interactive guide

This game's documentation doesn't say where 249 of its 1715 fights happen, so those trainers are on no part of this walkthrough; they are all on the Trainers page. It also doesn't say when 8 of its areas open up, so they are listed together in the last part rather than guessed into the story.