Alien Swarm Reactive Drop – Risk of Rain Challenge Guide

This wiki page was created in response to high demand from players who participated in the challenge. It aims to fulfill their needs and will continue to be updated with additional content as required. Momenteel, the page provides comprehensive information on the following topics:

• All items: Detailed descriptions and specifications of every item available in the game.
• All elite types: In-depth coverage of all the different types of elite characters encountered in the game.

Please note that the information provided is subject to expansion and may include more content in the future.

Common Items: Healing Kit

Common/White Healing Kit

On kill proc:

• Increased Probability of Obtaining Healing Kit upon Elimination.
• Each instance of acquiring this item enhances the likelihood of obtaining a Healing Kit.
• The impact of accumulating multiple instances of this item follows a unique, non-linear calculation process.

Common Items: Welder

Common/White Welder

Passive proc:

• Enhanced Teammate Empowerment during Hacking.
• Upon activation, all adjacent teammates receive a significant boost of +50% damage and +50% resistance.
• The range of this effect expands with each additional stack of the item.
• The stacking of this item follows a linear progression, meaning the impact increases proportionally with each stack.

Common Items: Flares

Common/White Flares

On hit proc:

• Each strike with this item carries a chance to ignite the targeted enemy.
• The likelihood of causing ignition increases with each stack of this item.
• The stacking of this item follows a linear progression, meaning the probability of ignition rises in a consistent manner with each additional stack.

Common Items: Trip Mines

Common/White Trip Mines

Defense proc:

• The damage received is released in a single burst.
• It becomes available again when no damage is taken for a duration of 7 seconden.
• Accumulating multiple instances of this item expands the range of the explosion.
• The increase in explosion range scales proportionally with each additional stack.

Common Items: Zwaar pantser

Common/White Heavy Armor

Passive proc:

• This item grants a 10% resistance boost.
• Each additional stack provides an extra 10% resistance.
• The increase in resistance scales linearly with each stack.

Common Items: Damage Amplifier

Common/White Damage Amplifier

On hit proc:

• This item inflicts greater damage against enemies with over 90% gezondheid.
• Accumulating multiple instances of this item further increases the amount of damage inflicted.
• The increase in damage scales linearly with each stack.

Common Items: Hornet Barrage

Common/White Hornet Barrage

Special proc:

• Pressing a button for the initial time launches rockets.
• Adding more instances of this item increases the quantity of rockets fired.
• The number of rockets fired scales linearly with each stack.

Opmerkingen:

• If other players utilize the buttons, it will prevent the activation of this item. To activate this item, the player possessing it must be the first to press the button.

Common Items: Freeze Grenades

Common/White Freeze Grenades

On hit proc:

• There is a probability of freezing the enemy upon landing a hit.
• Accumulating multiple instances of this item enhances the chance of freezing.
• The increase in freezing probability follows a hyperbolic scaling with each stack.

Common Items: Adrenaline

Common/White Adrenaline

Defense proc:

• After sustaining damage, you will be healed 2 seconds after not being struck.
• Having multiple instances of this item will augment the amount of healing received.
• The increase in healing scales linearly with each stack.

Common Items: Tesla Sentry Coil

Common/White Tesla Sentry Coil

On hit proc:

• There is a probability of stunning the enemy upon landing a hit.
• Accumulating multiple instances of this item enhances the chance of stun.
• The increase in stun probability scales linearly with each stack.

Common Items: Electric Armor

Common/White Electric Armor

Defense proc:

• The damage is resisted once, and then it recharges after a 7-second period of not taking damage.
• By accumulating multiple instances of this item, the resistance is increased.
• The increase in resistance scales linearly with each stack.

Common Items: Incendiary Mines

Common/White Incendiary Mines (Officers Only)

On kill proc:

• Defeated enemies ignite nearby enemies.
• Adding more instances of this item expands the range at which the ignition affects enemies.
• The increase in ignition range scales linearly with each stack.

Common Items: Power Fist

Common/White Power Fist

On hit proc:

• Damage inflicted is amplified when the target is in close proximity.
• Accumulating multiple instances of this item further increases the amount of damage amplified.
• The increase in damage amplification scales linearly with each stack.

Opmerkingen:

• Regardless of the type of attack used, as long as the target is within close range of the player holding the item, the special effect will be triggered.

Common Items: Hand Grenades

Common/White Hand Grenades

On hit proc:

• There is a probability of spawning a grenade upon landing a hit.
• Accumulating multiple instances of this item enhances the chance of grenade spawning.
• The increase in grenade spawning probability scales linearly with each stack.

Common Items: Nightvision Goggles

Common/White Nightvision Goggles

On hit proc:

• This item provides a 10% increase in critical hit (Kritiek) kans.
• Each additional stack adds another 10% to the CRIT chance.
• The increase in CRIT chance scales linearly with each stack.

Common Items: Smart Bomb

Common/White Smart Bomb

Special proc:

• At the beginning of each stage, equipment items are granted additional charges.
• Accumulating multiple instances of this item increases the number of extra charges bestowed.
• The increase in the number of extra charges scales linearly with each stack.

Common Items: Gas Grenades

Common/White Gas Grenades (Medics Only)

Passive proc:

• When not in immediate danger, this item provides healing.
• Accumulating multiple instances of this item increases the amount of healing received.
• The increase in healing amount scales linearly with each stack.

Common Items: Blink Pack

Common/White Blink Pack

Defense proc:

• When struck by an attack, there is a probability of nullifying the damage taken.
• Accumulating multiple instances of this item enhances the chance of nullifying the damage.
• The increase in nullification probability follows a hyperbolic scaling with each stack.

Opmerkingen:

• The Legendary Blink Pack is unable to modify the random chance of this particular item. Echter, other defense procs can still utilize the taken damage even when the damage is nullified.

Common Items: Assault Jets

Common/White Assault Jets

On hit proc:

• Increased damage against elite enemies.
• Stacking this item increases the amount of damage increased.
• Stacks linearly.

Uncommon Items: Healing Kit

Uncommon/Green Healing Kit

On hit proc:

• +5% CRIT chance on only the first stack.
• Heals on critial hit.
• Stacking this item increases the amount of healing.
• Stacks linearly.

Uncommon Items: Welder

Uncommon/Green Welder

On kill proc:

• Chance to drop bullet sentry on kill.
• Stacking this item increases the chance of a sentry dropping.
• The effect of stacking this item goes through a special non-linear calculation.

Uncommon Items: Flares

Uncommon/Green Flares

On hit proc:

• Increased damage against burning enemies.
• Stacking this item increases the amount of damage increased.
• Stacks linearly.

Uncommon Items: Trip Mines

Uncommon/Green Trip Mines

On hit proc:

• Instantly kill elite enemies below a certain amount of health.
• Stacking this item increases the health threshold requirement for the instakill.
• Stacks hyperbolically.

Uncommon Items: Zwaar pantser

Uncommon/Green Heavy Armor

Special on kill proc:

• Killing 4 enemies in 1 second provides +50% resistance and +80% schade.
• Stacking this item increases the effect duration.
• Stacks linearly.

Uncommon Items: Damage Amplifier

Uncommon/Green Damage Amplifier

On hit proc:

• +5% CRIT chance on only the first stack.
• Critical hits inherit 80% of the damage to target’s nearby enemies.
• Stacking this item increases the number of enemies that can be affected.
• Stacks linearly.

Uncommon Items: Hornet Barrage

Uncommon/Green Hornet Barrage

On hit proc:

• 10% chance to fire a rocket on hit.
• Stacking this item increases the rocket’s damage.
• Stacks linearly.

Uncommon Items: Freeze Grenades

Uncommon/Green Freeze Grenades

Passive proc:

• When infested, freeze all nearby enemies.
• Stacking this item increases the range of the effect.
• Stacks linearly.

Uncommon Items: Adrenaline

Uncommon/Green Adrenaline

On hit proc:

• 25% chance to heal on hit.
• Stacking this item increases the amount of healing.
• Stacks linearly.

Uncommon Items: Tesla Sentry Coil

Uncommon/Green Tesla Sentry Coil

On hit proc:

• 25% chance on hit to stun all enemies near target.
• Stacking this item increases the stun range.
• Stacks linearly.

Uncommon Items: Electric Armor

Uncommon/Green Electric Armor

Defense proc:

• Deals damage to number of nearby enemies upon being hit.
• Stacking this item increases the range and number of enemies that can be affected.
• Stacks linearly for both.

Uncommon Items: Incendiary Mines

Uncommon/Green Incendiary Mines (Officers Only)

Defense proc:

• Falling below 25% health spawns a high damage incendiary grenade.
• Stacking this item reduces the cooldown.
• Stacks exponentially.

Uncommon Items: Power Fist

Uncommon/Green Power Fist

Passive proc:

• Drain number of nearby enemies’ gezondheid.
• Stacking this item increases the number of enemies that can be affected.
• Stacks linearly.

Uncommon Items: Hand Grenades

Uncommon/Green Hand Grenades

On kill proc:

• Killed enemies explode.
• Stacking this item increases the explosion range and damage.
• Stacks linearly for both.

Uncommon Items: Nightvision Goggles

Uncommon/Green Nightvision Goggles

On hit proc:

• Dealing damage to enemies that are both stunned and burning marks them for death. Marked enemies receive +50% TOTAL damage.
• Stacking this item increases the effect duration.
• Stacks linearly.

Uncommon Items: Smart Bomb

Uncommon/Green Smart Bomb

On kill proc:

• Chance to drop ammo on kill.
• Stacking this item increases the chance of ammo dropping.
• The effect of stacking this item goes through a special non-linear calculation.

Uncommon Items: Gas Grenades

Uncommon/Green Gas Grenades (Medics Only)

Passive proc:

• Heals all nearby teammates during hack.
• Stacking this item increases the amount of healing.
• Stacks linearly.

Uncommon Items: Blink Pack

Uncommon/Green Blink Pack

Defense proc:

• Falling below 25% health freezes all nearby enemies.
• Stacking this item increases the range and reduces the cooldown.
• Stacks linearly for range and exponentially for cooldown reduction.

Uncommon Items: Assault Jets

Uncommon/Green Assault Jets

Passive on hit proc:

• Increased damage when out of danger.
• Stacking this item increases the amount of damage increased.
• Stacks linearly.

Legendary Items: Healing Kit

Legendary/Red Healing Kit

Defense proc:

• Falling below 25% health heals you 75% gezondheid.
• Stacking this item reduces the cooldown.
• Stacks exponentially.

Legendary Items: Welder

Legendary/Red Welder

On hit proc:

• Chance on hit to hook target’s nearby enemies.
• Stacking this item increases the chance of triggering the hooks and number of enemies that can be affected.
• Stacks linearly for both.

Legendary Items: Flares

Legendary/Red Flares

Passive proc:

• Ignite and stun all nearby enemies during hack.
• Stacking this item increases the range of the effect.
• Stacks linearly.

Legendary Items: Trip Mines

Legendary/Red Trip Mines

On hit proc:

• Chance to cause large damage within a small area on hit.
• Stacking this item increases the damage of the effect.
• Stacks linearly.

Legendary Items: Zwaar pantser

Legendary/Red Heavy Armor

Special on kill proc:

• Elite kills grant +80% resistance and +100% CRIT chance.
• Stacking this item increases the duration of the effect.
• Stacks linearly.

Legendary Items: Damage Amplifier

Legendary/Red Damage Amplifier

Passive on hit proc:

• Increase critical damage by 100%.
• Every stack increases another 100% critical damage.
• Stacks linearly.

Legendary Items: Hornet Barrage

Legendary/Red Hornet Barrage

On kill proc:

• Kills spawn rockets.
• Stacking this item increases the rockets’ schade.
• Stacks linearly.

Legendary Items: Freeze Grenades

Legendary/Red Freeze Grenades

Passive proc:

• Nearby frozen enemies take damage.
• Stacking this item increases the range of the effect.
• Stacks linearly.

Legendary Items: Adrenaline

Legendary/Red Adrenaline

On kill proc:

• Chance to drop healing beacon on kill.
• Stacking this item increases the beacon’s range.
• Stacks linearly.

Opmerkingen:

• These healing beacons heals 1 hp every 0.1 seconds and instantly cure infestation.

Legendary Items: Tesla Sentry Coil

Legendary/Red Tesla Sentry Coil

Passive proc:

• Stun nearby enemies every second.
• Stacking this item increases the number of enemies that can be affected.
• Stacks linearly.

Legendary Items: Electric Armor

Legendary/Red Electric Armor

Defense proc:

• Taking damage activates Electric Armor for 5 seconden.
• Stacking this item reduces the cooldown.
• Stacks exponentially.

Legendary Items: Incendiary Mines

Legendary/Red Incendiary Mines (Officers Only)

On hit and on kill proc:

• +5% CRIT chance on only the first stack.
• Burn enemies on critical hit. Burning enemies explode on death.
• Stacking this item increases the explosion damage.
• Stacks linearly.

Opmerkingen:

• For the burning enemy to explode, the enemy must have taken damage from the item holder while burning. If the enemy stops burning, the same process must be done again.

Legendary Items: Power Fist

Legendary/Red Power Fist

On hit proc:

• All hits explode, omgaan 60% TOTAL damage.
• Stacking this item increases the explosion range.
• Stacks linearly.

Legendary Items: Hand Grenades

Legendary/Red Hand Grenades

Special on kill proc:

• Killing 4 enemies in 7 seconds fires a high damage grenade at the nearest enemy.
• Stacking this item increases the damage of the grenade.
• Stacks linearly.

Legendary Items: Nightvision Goggles

Legendary/Red Nightvision Goggles

On kill proc:

• Chance to reanimate killed enemies into ghost allies.
• Stacking this item increases the ghosts’ lifespan.
• Stacks linearly.

Opmerkingen:

• These ghosts are immune to damage and disappears after a period of time.
• They attack by periodically dealing electric damage to the nearest enemy, with the damage depending on their maximum health before death.
• Elite enemies will keep their elite status when reanimated into a ghost by this item. Elite ghosts have both increased maximum health and damage before death, so their electric damage will benefit from both.

Legendary Items: Smart Bomb

Legendary/Red Smart Bomb

Special proc:

• All item-spawned rockets spawn 2 Meer keer.
• Stacking this item will increase affected rockets’ TOTAL damage (first stack does not increase damage).
• Stacks linearly.

Legendary Items: Gas Grenades

Legendary/Red Gas Grenades (Medics Only)

Passive proc:

• Heal every second. Infestation are instantly cured when below 50% gezondheid.
• Stacking this item increases the amount of healing.
• Stacks linearly.

Legendary Items: Blink Pack

Legendary/Red Blink Pack

Special proc:

• All random effects are rolled again for a favorable outcome.
• Stacking this item increases the number of rerolls.
• Stacks linearly.

Legendary Items: Assault Jets

Legendary/Red Assault Jets

On hit proc:

• Hitting an enemy permanently increases the damage the enemy takes next time.
• Stacking this item increases the amount of bonus damage per hit.
• Stacks linearly.

Laag 1 Elites

• Laag 1 elites have 4 times the health of their normal variation.
• Laag 1 elites have 2 times the damage of their normal variation.
• Laag 1 elites have 6 times the chance of dropping an item of their normal variation.

Laag 1 Elite Types: Blazing

Blazing elites’ attacks can ignite their victims on hit.

Laag 1 Elite Types: Overloading

Overloading elites’ attacks can cause AOE damage on hit.

Laag 1 Elite Types: Mending

Mending elites will constantly heal their nearest ally.

Laag 2 Elites

• Laag 2 elites have 18 times the health of their normal variation.
• Laag 2 elites have 6 times the damage of their normal variation.
• Laag 2 elites have 36 times the chance of dropping an item of their normal variation.

Laag 2 Elite Types: Malachiet

• Malachite elites’ attacks will disable their victim’s healing. Medical weapons and healing kit can still heal.
• Malachite elites cannot spawn before stage 6.

Laag 2 Elite Types: Celestine

• Celestine elites cloak nearby allies if they are aliens.
• Celestine elites cannot spawn before stage 6.