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