Activate a Seeded run [DISCLAIMER: Using a Seed in a run pauses every other achievement]

Complete your first run [Most achievements are linked to ingame quests, so make sure to unlock them first, have fun!]

Get the 1st badge

Get the 2nd badge

Get the 3rd badge

Get the 4th badge

Get the 5th badge

Get the 6th badge

Get the 7th badge

Get the 8th badge

Beat the Elite Four

Defeat the Champion and clear the run

Find the Secret Room (or win a full run and visit the HUB)

During one Rest Stop visit, spend at least 20000 PokeDollars

Leave a Rest Stop with at least 50000 PokeDollars on hand

Have 15 Pokedex entries

Have 100 Pokedex entries

Beat the Elite Four with a Legendary Pokemon in your party

Exit a Tough Route within 2 minutes of entering

Exit a Tough Route within 1 minute of entering (after getting the 8th Badge in current run)

Defeat four Gyms without having your Partner Pokemon faint

Defeat the eight Gyms without having any Pokemon faint

Win a full Run without having any Pokemon faint

Collect 10 different types of Berry in a run

Catch a Pokemon inside the Strong Pokemon event space

Trade with Mr. Randoman

Win a full Run with doing Random Party Trades whenever possible

Say a phrase that unlocks an event from the Mysterious Man

Lose a Pokemon to a wild Wobbuffet

Take a Dark Deal during the run

Complete a Full Run with Bag Wipe active, trade at the start, and have the Embargo, Species, and 10 Wild Curses active

Take one of every available Curse and complete a Full run with them active

Win a full Run with the Embargo Curse

Win a full Run on Hard trainer difficulty with the Embargo Curse

Win a full Run on Hard trainer difficulty without using Legendary Pokemon and having the Embargo and Species Curses

Win a full Run without using Legendary Pokemon and with: Hard trainers and items, Bag Wipe, EVs off, Overlevel off, trade at the start, and Embargo and Species Curses

Complete a full Run with having 5 Capacity Curses active

Complete a full Run with Bag Wipe active, trade at the start, and have Embargo, 5 Capacity, 5 Wild, and 99 Discount Curses active

Complete a full Run in Gauntlet Mode

Win a full standard Run with Kanto Leaders only and the Regional Dex set to Kanto

Win a full standard Run with Johto Leaders only and the Regional Dex set to Johto

Win a full Rainbow Run with the Regional Dex set to Hoenn

Win a full Rainbow Run with the Regional Dex set to Sinnoh

Win a full Rainbow Run with the Regional Dex set to Unova

Win a full Rainbow Run with the Regional Dex set to Kalos

Win a full Rainbow Run with the Regional Dex set to Alola

Win a full Rainbow Run with the Regional Dex set to Galar

Reach the final battle with Espeon and Umbreon in your team during a Doubles run

Win a full Run with no Kanto, Johto, or Hoenn Leaders enabled, and with Gen 8 National Dex

In the final battle, Mega Evolve a Pokemon

In the final battle, use a Z Move

Complete a full Run only ever using Legendary Pokemon (includes the starter)

Reach the final battle with a Deoxys in your party (Need Gen limit at least 3 or Regional Dex with Deoxys in it)

Reach the final battle with a Shaymin in your party (Need Gen limit at least 4 or Regional Dex with Shaymin in it)

Reach the final battle with Tornadus, Thundurus or Landorus (Gen limit at least 5 or Regional Dex with them in it)

Reach the final battle with a Hoopa in your party (Need Gen limit at least 6 or Regional Dex with Hoopa in it)

Win a full Run only catching and using Normal type Pokemon

Win a full Run only catching and using Fighting type Pokemon

Win a full Run only catching and using Flying type Pokemon

Win a full Run only catching and using Poison type Pokemon

Win a full Run only catching and using Ground type Pokemon

Win a full Run only catching and using Rock type Pokemon

Win a full Run only catching and using Bug type Pokemon

Win a full Run only catching and using Ghost type Pokemon

Win a full Run only catching and using Steel type Pokemon

Win a full Run only catching and using Fire type Pokemon

Win a full Run only catching and using Water type Pokemon

Win a full Run only catching and using Grass type Pokemon

Win a full Run only catching and using Electric type Pokemon

Win a full Run only catching and using Psychic type Pokemon

Win a full Run only catching and using Ice type Pokemon

Win a full Run only catching and using Dragon type Pokemon

Win a full Run only catching and using Dark type Pokemon

Win a full Run only catching and using Fairy type Pokemon

Win a full Run only ever entering battle with shiny pokemon in your party

Catch every Pokemon from Gen 1 [Seeds allowed]

Catch every Pokemon from Gen 2 [Seeds allowed]

Catch every Pokemon from Gen 3 [Seeds allowed]

Catch every Pokemon from Gen 4 [Seeds allowed]

Catch every Pokemon from Gen 5 [Seeds allowed]

Catch every Pokemon from Gen 6 [Seeds allowed]

Catch every Pokemon from Gen 7 [Seeds allowed]

Catch every Pokemon from Gen 8 [Seeds allowed]