A weapon kit is a special type of utility skill exclusive to the engineer profession. Using a weapon kit replaces the currently equipped weapon (and its skills) with a special weapon. Device kits can be equipped and stowed instantly, allowing characters to switch back to their original weapon.
 List of weapon kit skills
|Engineer||Elixir Gun||Arm yourself with an elixir gun that replaces your weapon skills.|
|Healing Mist||Vent a healing mist, granting regeneration to yourself and allies.|
|Flamethrower||Arm yourself with a flamethrower that replaces your weapon skills.|
|Incendiary Ammo||Burn foes with your next three attacks.|
|Tool Kit||Equip a kit that gives you a variety of tools.|
|Throw Wrench||Throw a wrench that returns to you, striking foes each way.|
- Kit Refinement - Equipping a kit creates an attack or a spell.
- Speedy Kits - Gain swiftness whenever you equip a kit.
- There is an internal cooldown of 1 second when swapping to or from a specific kit. If you swap to or from a kit, you must wait 1 second before you can swap to or from that kit.