Here is the full list of all 32 Oddworld: Soulstorm Enhanced Edition achievements.
Achieve negative Quarma in five levels
Achieved three quarters of the different badges across the whole game
Escape Monsaic Lines without taking any damage
Save 1000 Mudokons and achieve the Good Quarma Ending
Cashed in 500 Moolah at Moolah Gates
Crafted at least one of every item in the game
Rescued enough Mudokons for good Quarma in the Escape level
Achieved half of the different badges across the whole game
Escaped The Sanctum with the Fragon's Eye
Rescue 100 Mudokons through bird portals
Captured a train and escaped from Trellis
Rescued enough Mudokons for good Quarma in Reunion At The Old Trellis
Achieve positive Quarma in five levels
Achieved a quarter of the different badges across the whole game
Recycle 100 bottles
Discover, craft and use the antidote on 15 different sick Mudokons
End a level with negative Quarma
Craft your first recipe
Knock out 100 Sligs via depossession
Looted 250 lootables
Kill a Slig after coating it in Brew
End a level with positive Quarma
Kill 1000 Mudokons and achieve the Bad Quarma Ending
Out run a Slog for at least 15 seconds
Kill 100 Sligs while possessed
Possessed at least one of every type of Slig in the game
Beat Eye Of The Storm without using a Vendo in that level
Beat the game without killing more than 100 sligs
Complete every level without Abe dying
Achieved every badge in the game
Complete The Sanctum without dying
Scared off at least 500 Sleeches