Below is a walkthrough for the Hot Fizz side quest in Tiny Tina’s Wonderlands. To obtain this quest, speak with Korbin at Ossu-Gol Necropolis.
Find the Shrine of Lightning
Follow the objective underneath a building. Melee the wall to continue.
Find a way to charge the shrine
Melee the vines on the ground blocking the blue line.
Take Crystal of Lightning
Grab the crystal from the middle of the room.
Collect 4 elemental crystals
Follow each objective to arrive at a crystal. At the Shrine of Fire, you’ll have to defeat waves of enemies to charge the crystal. In the Shrine of Poison, approach the crystal then defeat the waves of enemies. For the Shrine of Frost, melee the 3 frozen people along the blue lines to deactivate the shrine.
Return to Korbin
Head back to Korbin and speak with him then follow him to the basement.
Place the crystals
Place the crystals where indicated then watch the ritual.
Kill the monstrosity
Defeat the cyclops then wait for Korbin.
Check on… Korbin?
Interact with the barrel to complete the quest.