Here is the full list of all 35 Oddworld: New 'n' Tasty achievements.
Kill 99 Mudokon slaves.
Escape from RuptureFarms without Abe being spotted by any Slig.
Rescue every Mudokon while finishing New 'n' Tasty in Easy mode.
Rescue every Mudokon while finishing New 'n' Tasty in Normal mode.
Kill 30 Slogs in 30 seconds.
Become a Mudokon saviour.
Kill Sligs in 15 different ways.
Turn off the gas with more than 30 seconds to spare.
Deactivate 3 toggle mines in a row with no mistakes.
Find and use all the secret entrances to RuptureFarms.
Shut down the RuptureFarms generator.
Kill 9 Sligs with a single possessed Slig.
As a possessed Slig, fire over the head of a cowering Mudokon.
Drop 2 Sligs down a single trapdoor at the same time.
Rescue half of all the Mudokons.
Break back into RuptureFarms.
Acquire the power of Shrykull.
Escape a Scrab by the skin of your loins.
Acquire the first hand scar.
Escape 5 or more pursuing Paramites.
Bounce a rock off a wall and on to a mine.
Ride Elum for 200 meters without stopping.
Have Abe die in 15 different ways.
Find Sanctuary in the Holy Caves.
Kill a bat with a rock.
Rescue a quarter of all the Mudokons.
Run from a Scrab for 25 meters and survive.
Rescue 9 Mudokons at the same time.
Destroy a Chant Suppressor with a cooked grenade.
Kill a Slig with any kind of mine.
Fail to observe your surroundings.
Become a Mudokon salami.
Rescue every Mudokon while finishing New 'n' Tasty in Hard mode.
Escape Stockyards and Free Fire Zone without triggering the alarm or dying.
Rescue every Mudokon with an overall Best Time of 3:00:00 or less.