Killing Floor/Perks

Perks determine the set of bonuses available for you. To advance the perk, you need to perform a specified task (and have an active internet connection) under any class. As you do, the bonuses from a given perk will increase.

Perk		Requires	Effects
Field Medic	0	N/A	10% faster syringe charge, 10% more potenti medical injections, 10% less damage from bloat bile
	1	Heal 250 HP on teammates	25% faster syringe charges, 25% more potent medical injections, 25% less damage from Bloat File, 10% better Body Armour, 20% discount on body armour.
	2	Heal 750 HP on teammates
	3
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	5
Support Specialist	0	N/A	+10% shotgun damage, +10% shotgun penetration, +10% weld/unweld speed, 10% shotgun discount
	1	Weld 2000 door HP, Inflict 25,000 HP shotgun damage	+10% shotgun damage, +20% shotgun penetration, +10% shotgun ammo, +5% grenade damage, +20% grenade capacity, +15% carry weight, +25% weapon switch speed, 20% shotgun discount
	2	Weld 7000 door HP, Inflict 100,000 HP shotgun damage
	3
	4
	5
Sharpshooter	0	N/A	+5% damage with Handcannon, Rifle and crossbot. +5% headshot damage. 10% discount on Handcannons.
	1	30 headshots wit Handcannon, Rfle or crossbow.
	2
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	5
Commando	0	N/A	+5% damage with Bullpup, -5% recoil with bullpup, 10% discount on Bullpup, detects Stalkers from 4 meters.
	1	Kill 30 stalkers with bullpup, and 25,000 bullpup damage.	+10% damage with Bullpup, -10% recoil with Bullpup, -5% reload time, 20% discount on Bullpup, can see cloaked Stalkers from 8m, and enemy health at 4m
	2	Kill 100 stalkers with bullpup and deal 100,000 bullpup damage
	3
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	5
Berserker	0	N/A	+10% melee damage. 10% less damage from bloat bile. 10% discount on Chainsaw, can't be grabbed by Clots.
	1	25,000 melee weapon damage.
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	5
Firebug	0	N/A	+5% flamethrower damage, 50% fire resistance, 10% flamethrower discount
	1	25,000 flamethrower damage
	2
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	5