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.
Destroy EVERY dish.
Burn the money in the safe.
Face the music.
Find batteries.
Find every upgrade.
Find every tracker upgrade.
Find all equipment.
Knock every letter off Kill It With Fire HQ
Execute Contingency Omega.
Sink a putt.
Destroy the printer using the RPG.
Kill every type of spider.
Transform a Spiderling hatched from a Queen into a Queen
Find every flavor.
Kill a spider by dropping an anvil on it.
Decimate the hedge maze.
Kill a spider after being webbed.
Shoot a spider with the Revolver from a long distance.
Destroy the gas station.
Kill an Exploding Spider with C4.
Kill a Jumping Spider in mid-air.
Play a tune.
Unlock the shoe's true power.
Eliminate every blade of grass in the yard.
Betray a Spider Bro.