Here is the full list of all 36 Oddworld: Stranger's Wrath HD achievements.
Destroy the 10 hidden barrels.
Find a hidden bottle of medicine.
Find the hidden entrance into the Wolvark Barracks
Collect 25 orange crystals.
Kill Farmer Beeks
Have 20,000 Moolah when you take the barge to Doc’s Mongo Retreat.
Finish the game on Easy
Defeat the corrupt Sekto.
Take out the two Gloktigi.
Reach Sekto Springs.
Take out Gloktigi.
Enter the Dam Facility.
Take a boat from Bloody Bay and survive.
Defeat the Wolvark attackers in the Native Village
Take out D. Caste Raider
Take out Fatty McBoomBoom
Collect 40 Moolah chests.
Find the Black Market.
Take out Elboze Freely
Bounty 250 Outlaws alive.
Take out Lefty Lugnutz
Take out Xplosives McGee
Bounty 250 Outlaws
Take out Packrat Palooka
Take out Meagly McGraw
Find the hidden Grubb Idol
Rescue Eugene Ius
Take out Jo Mama
Take out Boilz Booty
Take out Looten Duke
Leap the broken bridge!
Take out Filthy Hands Floyd
Complete the Tutorial
Bounty Blizterz Booty
Finish the game on Normal
Finish the game on Hard