Full List of CvR Perk Synergies
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1 - Airborne Division
Effect : Immune to all non-melee damage when mid-air
Perks : Cushion - Frog Legs - Paratrooper

2 - Brawler
Effect : Melee attacks create explosions
Perks : Bare-Knuckled - Blood-Fueled - Iron Fist

3 - Caesarian
Effect : Completing objectives gives full health and armor
Perks : Care Package - Conqueror - Overheal

4 - Chain Reaction
Effect : Dragonfly explosion victims also explode
Perks : Dragonfly - Finale - Sniper

5 - Deadly Concoction
Effect : FUCK YOU
Perks : Concussion - Poison Tipped - Scrambler

6 - Desperado
Effect : Pistol kills fully restore health
Perks : Cowboy - Deadeye - Gunslinger

7 - Disposable Hero
Effect : Doubles duration of on-spawn effects
Perks : Defensive - Safeguard - Quick Deploy

8 - Doctorate
Effect : Healing others grants brief immunity to all damage
Perks : Mirror - Syringe Gun - Team Player

9 - Exoskeleton
Effect : Armor drain disabled
Perks : Carapace - Hat Trick - Pin Cushion

10 - Final Gambit
Effect : All effects trigger at once on enemies
Perks : Firefly - Martyr - Viking Funeral

11 - Freeman
Effect : Immune to negative effects
Perks : Adrenaline Junkie - Hardhat - HEV Suit

12 - Freight Train
Effect : Re-enables sprint
Perks : Crab Walk - Landship - Weighted

13 - Greedy Looter
Effect : Looting fully restores health
Perks : Floaty - Light Load - Scavenger

14 - Infiltrator
Effect - Randomizes damage indicators
Perks - Backstab - Ninja - Piercer

15 - Knight
Effect : Immune to melee damage
Perks : Crouching Tiger - Death From Above - Wrecker

16 - Lord of Cincer
Effect : Attacking enemies ignites self
Perks : Cruelty Squad - Flaming Chariot - Pyro

17 - Machine Gunner
Effect : Magazine slowly regenerates
Perks : Gun Nut - Halfway House - Rambo

18 - Nightlord
Effect : +150 max health
Perks : Bloodthirsty - Undead - Vampire

19 - Ordinance Delivery
Effect : Doubles explosion size
Perks : Explosive Attitude - Flak Vest - Ground Pound

20 - Outback
Effect : Reflects 25% of incoming damage
Perks : Boomerang - Cactus - Rooted

21 - Paper Mache
Effect : +50% damage to armored enemies
Perks : Cursed - Glass Cannon - Weak Spot

22 - Patient
Effect : Briefly immune to all damage when healed
Perks : Field Surgeon - Helping Hand - Synergy

23 - Payday
Effect : Doubles chance for positive effect
Perks : Dice Roll - Kingsman - Pathfinder

24 - Rampage
Effect : Re-enables headshot multiplier
Perks : Center Mass - Four-Arms - Fury

25 - Shortest Straw
Effect : Doubles effect chance on headshot
Perks : Freeze Ray - Lucky Shot - Slingshot

26 - Terminator
Effect : Doubles health regeneration amount
Perks : Immortal - Mutant - Nanomachines

27 - Unstoppable
Effect : +100 health
Perks : Haste - Lunge - Top-heavy

28 - Warden
Effect : 10% chance to knockback attackers
Perks : Bludgeon - Slugger - Stab Vest

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Corrections & Formatting
Courtesy of Etzil

thank you

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