KF2 Perk Skill Pairs Cheat Sheet (All 10 Perks, 2020)

This is a reference list written so the player does not need to launch the game to read skill options. Each perk has five tiers (levels 5, 10, 15, 20 and 25) and every tier is a choice between two skills. The list below is the July 2020 state; for builds made from these skills see all perks, weapons and skills.

Berserker

1. Dreadnought (health boost) or Skirmisher (movement speed).
2. Vampire (heal on kill) or Butcher (more damage and swing speed).
3. Resistance (passive damage resistance) or Parry (blocks more damage).
4. Smash (heavy attack bonus) or Massacre (light attack bonus).
5. Berserker Rage (heal during ZED Time) or Spartan (move normally in ZED Time).

Commando

1. Tactical Reload (faster reload) or High Capacity Mags (more ammo per magazine).
2. Fallback (more knife and 9mm damage) or Impact Rounds (more stumble).
3. Tenacious (more health and armor) or Prepared (carry more ammo).
4. Hollow Point Rounds (damage bonus) or Eat Lead (double magazine size).
5. Tactician (faster reload in ZED Time) or Machine Gunner (damage bonus in ZED Time).

Support

1. High Capacity Magazines (more ammo per magazine) or Tactical Reload (faster reload).
2. Fortitude (more health) or Salvo (more damage).
3. Armour Piercing Shot (more penetration) or Tight Choke (less spread).
4. Resupply Pack (teammates can refill ammo) or Concussion Rounds (more stumble).
5. Penetrator (ZED Time penetration bonus) or Barrage (faster firing in ZED Time).

Field Medic

1. Symbiotic Health (bonus health and health gained when healing others) or Resilience (passive damage resistance).
2. Adrenaline Shot (ally move speed bonus when healed) or Combatant Doctor (your own move and reload speed).
3. Focus Injection (ally damage bonus when healed) or Acidic Rounds (poison damage).
4. Coagulant Booster (ally damage resistance when healed) or Battle Surgeon (your own damage bonus).
5. Airborne Agent (healing gas in ZED Time) or Zedative (damage slows enemies in ZED Time).

Demolitionist

1. Bombardier (bonus damage) or Shock Trooper (faster reload).
2. High Impact Rounds (direct hit damage) or Extra Rounds (more ammo).
3. Sonic Resistance (Sirens do not cancel explosives) or Frag Rounds (bigger explosion radius).
4. Armour Piercing (critical area damage) or Concussive (more stumble).
5. Destroyer (radiation damage in ZED Time) or Mad Bomber (shoot and reload normally in ZED Time).

Firebug

1. Bring The Heat (more damage) or High Capacity (more fuel per magazine).
2. BBQ (longer burn) or Ground Fire (ground fire damages more and slows).
3. Napalm (ZEDs spread fire on contact) or Shrapnel (some ZEDs explode on death).
4. Heat Wave (stumble at point-blank range) or Firestorm (bonus range).
5. Pyromaniac (normal fire rate in ZED Time) or Inferno (bonus damage and slowed ZEDs in ZED Time).

Gunslinger

1. Steady (no movement aiming penalty) or Quick Draw (faster movement and weapon swap).
2. Rack 'Em Up (consecutive headshot damage bonus) or Bone Breaker (limb and body damage).
3. Line 'Em Up (no penetration penalty) or Speedloader (faster reload).
4. Skullcracker (headshots slow ZEDs) or Knock 'Em Down (stumble and knockdown).
5. Whirlwind (unlimited ammo in ZED Time) or Fan Fire (faster fire and normal reload in ZED Time).

Sharpshooter

1. Sniper (damage bonus when standing still) or Marksman (firing and movement speed).
2. Stability (damage and reload bonus when crouched) or Ballistic Shock (more stun).
3. Rack 'Em Up (consecutive headshot damage) or Tactical Reload (faster reload).
4. Dead Eye (recoil and headshot damage) or Always Prepared (grenade and ammo bonus).
5. Assassin (ZED Time headshot damage) or Ranger (ZED Time headshot stun).

SWAT

1. Heavy Armour (start with armor) or Tactical Movement (speed when aiming or crouching).
2. Close Combat Training (knife and 9mm damage) or Tactical Reload (faster reload).
3. Suppression Rounds (more stumble) or Ammo Vest (more ammo).
4. Assault Armour (more starting armor) or Cripple (hits slow ZEDs).
5. Battering Ram (move normally in ZED Time) or Rapid Assault (normal fire and unlimited ammo in ZED Time).

Survivalist

1. Tactical Reload (faster reload for Commando, Gunslinger and SWAT weapons) or Heavy Weapons Training (faster reload for Demolitionist, Support and Sharpshooter weapons).
2. Medic Training (better healing) or Melee Expert (melee speed and damage).
3. Ammo Vest (more ammo) or Weapon Harness (carry more weight).
4. Zed-splosion (some ZEDs explode on death) or Boom (explosive radius and resistance).
5. Madman (faster shooting in ZED Time) or Lockdown (stuns ZEDs in ZED Time).