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.
Face the music.
Complete a mission while in Tiny Mode.
360 no-scope a spider with the Assault Rifle.
Transform a Spiderling hatched from a Queen into a Queen
Destroy EVERY dish.
Burn the money in the safe.
Play a tune.
Find every upgrade.
Find all equipment.
Find every tracker upgrade.
Find every flavor.
Find batteries.
Knock every letter off Kill It With Fire HQ
Destroy the printer using the RPG.
Decimate the hedge maze.
Shoot a spider with the Revolver from a long distance.
Kill an Exploding Spider with C4.
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 a Jumping Spider in mid-air.
Unlock the shoe's true power.
Eliminate every blade of grass in the yard.
Betray a Spider Bro.