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