>>34263272>>34263384I'll take a crack at it then
USUM added
-3 new ultra beasts
-new form for lycanroc
-new forms for the box legendaries and necrozma
-1 new mythical
Story content
-different lusamine
-ultra recon squad
-hau is teh champion
-mina has a trial this time
New content
-ultra wormhole riding, can be used to obtain shiny and legendary shinies
-mantine surfing to give BP for move tutors
-rainbow rocket
-more pokemon added to the pokedex
-trainers added
-totem pokemon, Kahunas and othe important battles are more difficult
Crystal added
No new Pokémon
-intro animations for each pokemon
-Instead of going to whirlpool island or tin tower, -you chase Suicune around and eusine chases -you to find out why Suicune is more interested in you than him
-No different story with Rocket
-A battle facility was added
Emerald added
-No new Pokémon
-A different story regarding Maxie and Archie and how they succeeded in reviving the origin legendaries, admittedly a lot better than R/S's "one team is evil and the other just rationally exists to check the other teams irrational desires"
-More Pokémon selection
-A battle facility that has not been topped
-A few new trainers
Platinum added
-Two new forms for Giratina and Shaymin
-A slightly altered story replacing palk/dial with giratina. Cyrus is more upfront about being a villain.
-Better level design, trainer teams were a bit more challenging, even the writing got a little better.
-Surfing speed was faster
-Battle Frontier
-Pokedex got unfucked