Cannonization is an optional mission in Borderlands 3 given by Grouse.


"Capture Guardian energy to power the dark cannon of Grouse's dreams, then acuire some spare parts to complete the project."



  • Take energy trap
  • Go to Temple
  • Place energy trap
  • Fill energy trap with spirits (6)
  • Collect energy trap
  • Destroy cyclone
    • Get stabilizer
  • Destroy outrunner
    • Get shock absorber
  • Return to research center
  • Place weapon parts (2)
  • Place energy trap
  • Back up!
  • Pick up cannon



"Well, what are you waiting for? You've got a fancy new dark cannon, don't you? Get out there and kill some Maliwan, you force of nature. You freaking king of the jungle. You beautiful monster. Boom boom, baby."

Turn In: Grouse


  • Mission items:
    • Energy Trap
    • Cyclone Stabilizer
    • Outrunner Shock Absorber
    • Dark Cannon


The mission's premise, tools used and the reward are all a reference to the 1984 movie Ghostbusters.

See Also

Video Walkthroughs

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