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