>Isle of Armor
>Seen, Talonflame, Lycanroc, Azumarill, zoroark, magnezone
>Not yet seen returning
Gligar line, Slakoth line, Heracross, Scyther line, Fomantis line, Igglybuff line, Dratini line, Magby line and luxray. just some of the coolest returning in isle of armor. also
Exclusive to raids
gmax venusaur and gmax blastoise, half of the rest of starters, hoenn, unova and alola.
Galarian forms
Slowbro Psychic/Poison
Poochyena Fire
Mightyena Fire/Dark
Sentret Ground
Furret Ground/Fairy
Eelektrik Electric/Flying
Eelektross Electric/Flying
Komala Rock/Ice

>Crown Tundra
Every legendary raid exclusive, rest of starters, Johto, Sinnoh and Kalos.
Galarian forms
Slowking Psychic/ Ghost
Blitzle Fighting
Zebstrika Fighting/Dark
Pinsir Bug/Steel
Venipede Bug
Whirlipede Bug/ Dragon
Scolipede Bug/Dragon

there are more but thats basically the coolest and finished ones
pic unrelated btw just had to find random thing