
This guide can help you to discover all items and effects if you’re a beginner and help you theory craft if you’re a more advanced player.
You can find all information about Kosmo here.
Other Killsquad Guides:
- General Building / Skilling Guide.
- Cassandra Class Guide: Weapons, Builds & Skills.
- Kosmo Class Guide: Weapons, Builds & Skills.
- Items and Secondary Effects Guide (Kosmo).
Contents
- Cass Weapons & Secondary Effects
- Cass Secondary Effects
- Zero Weapons & Secondary Effects
- Zero Secondary Effects
- Troy Weapons & Secondary Effects
- Troy Secondary effects
- Non Specific Secondary Effects (you can find for every hero weapons)
- Support Gears
- Zero’s Secondary effects (affects Zero only)
- Cass’s Secondary effects (affects Cass only)
- Troy’s Secondary effects (affects Troy only)
- Non Specific Secondary Effects (affects every hero)
- Prototypes Gears
- Zero’s Secondary effects (affects Zero only)
- Troy’s Secondary effects (affects Troy only)
- Non Specific Secondary Effects (affects every hero)
Cass Weapons & Secondary Effects

Almumzaq
Enemies traversed by Charged Dash receive 40% more damage from basic attacks during 2 seconds.
Ace of spades
+20% critical chance. After a critical hit the next basic attack will always be a critical hit.
Edge
+3 seconds stealth duration.
Fury
40% chance when killing an enemy to spawn an area than freezes enemies for 3.5 seconds.
The Reaper
45% chance that basic attack spawns a bigger damage area.
Nova
15% chance to spawn an explosion that deals 150 damage to nearby enemies.
Blood Thirst
20% chance to apply bleed damage for 6 seconds, dealing 90 damage every 2.0 seconds.
Solar Edge
Every 3 basic attacks the next basic attack will do 140% more damage.
Champion of the plague
- You will lose -200 life every 2 seconds up to 30% of your max life.
- +2000 extra max life.
- +60% lifesteal.
Cass Secondary Effects
Upgraded dimensional tear
Dimensional Tear damage increased by 30%.
Forgetful
Basic attacks deal more damage (40%) while you have a Charged Dash unused.
Streamline
Reduce by 1 the number of attacks needed to charge your Dash.
Phase thrust CD reduction
Phase Thrust damage increased by 50%.
Teleport shuriken CD reduction
Teleport Shuriken cooldown 2 seconds reduced when it impacts.
Upgraded teleport shuriken
Teleport Shuriken damage increased by 30%.
Upgraded phase thrust
Phase Thrust damage increased by 50%.
Zero Weapons & Secondary Effects

Thundercall
+350 extra max energy.
Red baron
- Laser will get overcharged doing more damage, if it gets fully overcharged the laser will be unusable for 5 seconds.
- Deals +200% damage when fully overcharged.
Barracuda
40% chance when killing an enemy to spawn an area that freezes enemies for 3.5 secondes.
Counterclaim
Deals +120% damage when hitting 3 or more enemies with a lasergun.
Stinger
Grants an activable that makes laser heal friendly shields, lasts 5 seconds and has a cooldown of 10 seconds.
Wildfire
15% chance to spawn missile on hit.
Stygium K1
- +20% Laser length.
- +50% Laser tip damage.
Astralverkur
- Laser length reduced by 55%.
- +80% extra damage with basic attacks.
Nightmare of the plague
- You will lose -200 life every 2 seconds up to 30% of your max life.
- +2000 extra max life.
- +60% lifesteal.
Zero Secondary Effects
Upgraded laser trap
Laser Trap damage increased by 40%.
Photon bolt CD reduction
Photon Bolt cooldown 2 seconds reduced.
Upgraded photon bolt
Photon Bolt damage increased by 40%.
Laser trap CD reduction
Laser Trap cooldown 2 seconds reduced.
Troy Weapons & Secondary Effects

Trench assault
+2000 extra shield.
Cognita Finem
+20% Crit. Chance. After a critical hit the next basic attack will always be a critical hit.
Mourning
Basic attack bullets can traverse up to 3 enemies.
Pistol
+35% extra damage with basic attacks.
Third monday
- Enemies stunned with Gravity Shot are more vulnerable to Strong Shot during 6 seconds.
- Enemies stunned with Gravity Shot receive +40% damage from Strong Shot.
- Gravity Shot last 1.0 extra second.
Imperishable glory
- +2 extra Execution marks.
- +2 seconds Execution mark duration.
Solar void
10% chance to spawn a burning area that does 100 damage every 0.5 seconds, during 3 seconds.
Joker
Has a 15% chance to apply venom effect that deals 50 damage every 0.5 seconds for 2 seconds. If an enemy is killed while under the Joker effect nearby enemies are infected by its effect.
The plague terror
- You will lose -200 life every 2 seconds up to 30% of your max life.
- +2000 extra max life.
- +60% lifesteal.
Troy Secondary effects
Upgraded focus
Focus damage increased by 30%.
Upgraded execution
Execution max. targets increased by 6.
Gravity shot CD reduction
Gravity Shot cooldown 2 seconds reduced.
Strong shot CD reduction
Strong shot cooldown 2 seconds reduced.
Upgraded gravity shot
Gravity Shot damage increased by 40%.
Execution CD reduction
Execution cooldown 2 seconds reduced.
Upgraded strong shot
Strong Shot damage increased by 50%.
Non Specific Secondary Effects (you can find for every hero weapons)
Minus armor
+35% extra damage to armor.
Lifesucker
Recovers 200 life on kill.
Minus shield
+35% extra damage to Shield.
Takedown
12% chance to stun Rank C enemies on hit.
Blaze
15% chance to apply burn damage for 3 seconds.
Right here, right now
+15% chance to lifesteal 50% of damage done by your basic attacks.
Unbeatable
Recovers 200 shield on kill.
Unstoppable
+30% Crit Damage.
Unerring
+20% Crit Chance.
Kaboom
+20% chance of enemies exploding when killed.
Noxious
+20% attack power.
Not so tough
Damage increased 30% against Rank C enemies.
Ooze
15% chance to apply bleed damage for 6 seconds.
Calm down a bit
+8% chance to slowdown foes during 2 secondes.
Venom
15% chance to apply poison damage for 5 seconds.
Support Gears

Armismod
Adds extra +1500 armor.
Celeritasmod
+50% movement speed during 1 Seconds after performing a dodge.
Clipeummod
Adds extra 1000 to shield.
Cruormod
-45% incoming bleed damage.
Pugnusmod
-25% incoming melee damage.
Pyromod
-45% incoming burn damage.
Sanitasmod
+25% more Life from MedPacks.
Telummod
-25% incoming ranged damage.
Vitamod
Adds extra +3500 to Life.
Venommod
-45% incoming poison damage.
Gladiomod
If you’re below 40% of your max life you deal 50% more damage with basic attacks.
Zero’s Secondary effects (affects Zero only)
Extra healing kit effect
Increases Zero’s Healing kit heal amount by 1000.
Photon Bolt upgrade
If the energy balls hits an ally he’ll receive 500 armor during 5s.
Cass’s Secondary effects (affects Cass only)
Efficient charged dash
Charged Dash is not spent unitl you hit an enemy using Charged Dash.
Extra stealth duration
Stealth duration increased by +3 seconds.
Stealth trap
Phase Shift leave a deocy which attracts nearby foes. After 2.5 secondes, it explodes.
Troy’s Secondary effects (affects Troy only)
Extra execution marks duration
+5 secondes in Execution marks duration.
Invulnerable after dodge
Become invulnerable during 1 second after Dodge.
Non Specific Secondary Effects (affects every hero)
Extra armor
Adds extra +300 to Armor.
Extra shield
Adds extra +500 to shield.
Increase medpack healing
+15% more life from MedPacks.
Lucky block
You have a 7% chance to block damage.
Chance to resist knockbacks
35% chance to resist knockbacks.
Ranged damage reduction
-20% incoming ranged damage.
Melee damage reduction
-20% incoling melee damage.
Burning resistance
-20% incoming burn damage.
Bleeding resistance
-20% incoming bleed damage.
Shorter resurrection
-0.5 seconds ressurection time.
Extra health when ressurecting
Ressurecting another player gives him 30% more life than usual.
Increase healing from chests
45% more healing from contract chests.
Extra life
Adds extra +500 to Life.
Extra speed after dodging
+20% movement speed during 1 Seconds after performing a dodge.
Extra healing from teammates
+25% Life when you are healed from a friendly source.
Poisoning resistance
-20% incoming poison damage.
Slowdown time reduction
Reduce slowdown time by 50%.
Prototypes Gears

Argyros-695
You earn +30% more credits from contract chests.
Deigma-2933
The wandering trader will sell you +1 weapon.
Kairos-75
+16% chance that enemies may drop loot.
Katoptr-23
Mirrors 35% of damage received.
Kole-305
Spawns a turret.
Kronos-5832
Remove the active cooldowns of other items.
Pipto-483
Spawns a mine which deals 1000 of area damage.
Tachys-349
Enemies killed by you give +40% XP.
Therao-934
+25% chance rank S enemies drop loot.
Ischyros-3023
Your basic attacks deal +30% damage against Rank S enemies.
Kormos-4994
If you are below 40% of your max life you have a 20% chance to block damage.
Zero’s Secondary effects (affects Zero only)
Laser trap speed buff
After using Laster Trap, Zero will receive a x1.5 speed buff for 5 seconds.
Extra laser trap duration
Increases Zero’s Laser Trap Duration by 3 seconds.
Troy’s Secondary effects (affects Troy only)
Extra damage after dodge
After dodging you have +70% basic attack damage for 2 seconds.
Extra probability execution blast
10% to spawn an explosion on Troy’s Executed enemies causing 200 damage.
Non Specific Secondary Effects (affects every hero)
Shows secret chests
Shows secret chests inside 150 meters distance in the mini radar.
Vendor discount perk
-25% discount for vendor upgrades.
The plague extermination buff
Random change to significantly increase basic attack damage after killing an enemy but blocks one of the basic skills for 10 seconds.
Extra loot chance from rank S enemies
+15% chance Rank S enemies drop loot.
Extra loot chance
+12% chance that enemies may drop lot.
Extra credits from contracts
You earn +20% more credits from contract chests.
Better weapons in black market
The wandering trader will sell you + 1weapon.
Increase healing from chests
45% more healing from contract chests.
Mirrors damage received
Mirrors 15% of damage received.
Extra XP
Enemies killed by you give +40% XP.
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