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