Firebug

Firebug is a perk that increases non-melee damage resistances and refills a percentage of ammo at the end of a wave.

Skills
(Values indicated in Parentheses pertain to the Deluxe versions of skills)

Bring the Heat
Release (many) fire waves while damaging zeds with all weapons.

Hot Pepper
ZEDs near you can catch on (heavy) fire.

Barbecue
Burn, poison and bleed effects lasts 200%(500%) longer. Increases damage over time effects 10%(25%).

Combustion
Increase burn, freeze and poison damages by 35%(75%).

Heat Waves
Greatly increase stumble effect at point blank(short and medium) range with all weapons. Increase ground fire damage.

Napalm
All weapons can light ZEDs on (heavy) fire. Burning ZEDs that make contact with other ZEDs will light them on fire.

Firestorm
Increase range of Firebug's weapons. Attack and shoot 15%(40%) faster with all weapons.

Zed-plosion
Zeds you kill have a 20%(50%) chance to explode, damaging and knocking down nearby ZEDs.

Pyromaniac
When you are near 4(3) or more ZEDs, you shoot with unlimited ammo and 20%(40%) faster with all weapons.

Resistance
Increase resistance to fire, sonic and poison damages 15%(40%).