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  4. Storm Caster
Prototype chain

Storm Caster

A storm in a gun: every hit chains through 5 enemies. The Storm Caster is a prototype-grade chain in Squadbreak that any class can use as a primary.

S tier86 DPS24 rounds1.5s reloadDrops from level 18AutomaticShock element
Storm Caster

Stats

As it drops, and with every upgrade part at its Prototype cap (10 levels, before Augment Cores). Your level, skills, mods and boosts add more damage and fire rate on top.

StatAs foundFully upgraded
Damage per shot2748.6
Shots per second46
Magazine2472
Reload1.5s0.45s
Range7001,260
Bullet speed1,3002,340
Spread0.030.003
Crit chance0%30%
Damage per second (with reloads)861,060

Traits

How to get it

The Storm Caster only drops in missions, from gun cases (amber) dropped by enemies, bosses and mission wins. It can drop once you’re level 18 or higher: gear more than 2 levels above you never drops.

Prototype is the grade rolled on 0% of drops on tier-1 maps, 0% of drops on tier-2 maps, 8% of drops on tier-3 maps, and 20% of tier-3 boss drops. See loot and drops.

A gun you already own is scrapped for gold when it drops again.

Best classes for it

Builds that use it

StormcallerArcanist pack clearer · primary

Upgrades

Spend gold in the Inventory to upgrade each part up to its grade’s cap. Taking every part to the cap costs about 155,115 gold. An Augment Core plus gold then pushes a capped part 2 levels further at 1.5× strength.

PartGroupPer levelMax levels
Heavy BarrelDamage+8% damage10
Precision OpticsDamage+3% crit chance10
Hollow PointsDamage+20% crit damage10
Hair TriggerDamage+5% fire rate10
StabilizerHandling+12% less spread10
Long BarrelHandling+8% range and bullet speed10
Extended MagHandling+20% ammo capacity10
Speed LoaderHandling+10% faster reload10
Burst ChamberRounds+1 extra round per shot3
Penetrator RoundsRounds+1 more enemy pierced10
Phase RoundsRounds+1 wall passed through3
Seeker ModuleRounds+1 homing strength3
Shrapnel TipsEffects+8% of each hit splashes nearby10
Vampiric RoundsEffects+2% of damage heals you10
Arc CoilEffects+6% chance to arc to another enemy10
Elemental CoreEffects+10% elemental effect chance10

Other chain

GunTypeGradeLevelDamageShots/sMagReload sRangeDPSSidearm
Arc PistolArc PistolChainStandard322.54.5161.356074Yes
Tesla RifleTesla RifleChainMilitary722.53.5201.465063

All chain · Every gun in Squadbreak · Weapon tier list

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