Full list of all 27 Kill It With Fire achievements. It takes around 5-6 hours to unlock all of the achievements in the base game on Windows.
The base game contains 24 achievements, and there is 1 DLC pack containing 3 achievements.
360 no-scope a spider with the Assault Rifle.
Complete a mission while in Tiny Mode.
Find batteries.
Find every tracker upgrade.
Find every upgrade.
Find all equipment.
Find every flavor.
Destroy the printer using the RPG.
Face the music.
Knock every letter off Kill It With Fire HQ
Decimate the hedge maze.
Destroy EVERY dish.
Transform a Spiderling hatched from a Queen into a Queen
Burn the money in the safe.
Shoot a spider with the Revolver from a long distance.
Execute Contingency Omega.
Sink a putt.
Kill every type of spider.
Kill a spider by dropping an anvil on it.
Kill a spider after being webbed.
Destroy the gas station.
Kill an Exploding Spider with C4.
Play a tune.
Kill a Jumping Spider in mid-air.
Unlock the shoe's true power.
Eliminate every blade of grass in the yard.
Betray a Spider Bro.