Rat King Catalyst

Defeat enemies using Rat King. Only Rat King PvE kills by fireteam members will advance the objective.

Rat KingSidearm · Kinetic weapon

Unlock

Defeat enemies using Rat King. Only Rat King PvE kills by fireteam members will advance the objective.

Insert the Catalyst2

Fireteam Rat King Kills1,000

What it does

Improved aim assist and recoil direction. Refreshes health on Vermin invisibility trigger.

How to get the catalyst

Found in strikes against the most challenging opponents.

Weapon source: Exotic Archive at the Tower