Here is the full list of all 38 Shadow Warrior 3 achievements. It takes around 6-8 hours to unlock all of the achievements on Windows.
Complete 'Intestinal Inspector'
Complete 'Midnight Snack'
Complete 'The Fast and the Furry'
Fully upgrade one character skill branch
Fully upgrade the katana
Kill 100 enemies with Gore weapons
Obtain all Gore Tool types
Obtain "Double Trouble" Gore Tool from Gassy Obariyon.
Complete 'Wayfarer's Forest'
Kill 150 enemies with environmental hazards
Complete 'Doomsday Device'
Electrocute 50 enemies without Motoko's help
Obtain "Hungry, Hungry Heart" Gore Tool from Chef Oboru Guruma.
Complete 'Egg Express'
Complete 'Walking on Eggshells'
Kill 100 enemies with the katana
Explode 50 explodables
Obtain "Blade of Hattori" Gore Tool from Hattori.
Complete 'That Damn Dam'
Obtain "Swarm Launcher" Gore Tool from Slinky Jakku.
Obtain "Seeking Eye" from Seeking Shokera.
Complete 'Motoko's Thunderdome'
Obtain "Penetrator" Gore Tool from Mogura.
Perform Finisher 15 times
Obtain "Disco Grenade" Gore Tool from Laser Shogun.
Complete 'Way to Motoko'
Obtain your first upgrade
Kill 200 enemies
Obtain "Equalizer" Gore Tool from Oni Hanma.
Obtain "Brain Tonic" Gore Tool from Shogai.
Complete 'The Dragon's Back'
Obtain "Brain Freeze" Gore Tool from Kugutsu.
Obtain all upgrades
Fully upgrade a ranged weapon
Perform Finisher 100 times
Put 50 enemies on spikes
Set 25 enemies on fire
Freeze 75 enemies