Continue playing to unlock this secret achievement.
Finish the episode without skipping any sequence.
Complete the game.
Burn all roots of evil.
Kill 100 Humanz.
Burn half of the roots of evil.
Pierce a car gas tank and fill a bottle with the fuel.
Beat the Museum Monster.
Kill 3 Humanz at once.
Kill any Humanz with the 'spray + lighter' combination.
Drive at least 10 miles with a vehicle.
Make all possible combinations in the inventory.
Combine an empty taped bottle with a wick and an emergency flare.
Burn a Ratz nest.
Shoot a goldfish.
Burn a cocoon.
Bandage 5 deep bleeding wounds.
Insert a wick into a bottle with flammable content.
Burn one of the Vampirz.
Call all contacts in your address book.
Combine a taped bottle filled with flammable content or a spray with a glowstick.
Burn a fissure.
Hotwire a car.
Find a car key in the sun visor.
Unlock a car door after breaking the window.
Finish off a Humanz by shooting fire bullets at it's fissure.
Make a fire bullet by pouring flammable liquid on it.
Kick 10 Ratz.
Throw a bottle filled with flammable liquid and shoot it mid-air.
Build the most destructive weapon.
Take a bottle filled with flammable content or a spray and combine it with an adhesive.
Tape up a bottle.