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