God of War Ragnarok: Nocturnal Predator Favor
This guide shows the complete walkthrough of the Nocturnal Predator Favour/ Side Quest in God of War Ragnarok. You can start the quest by capturing any of the three wisps in the location shown in the picture. Wisps will appear at the location only during the night. Hit the wisps with your blade to capture them.
All Wisps Locations
One wisp is on the northern edge as shown in the picture below. From there, go southwest to find the next wisp as shown in the second picture below. Then turn left to reach the third wisp as shown in the third picture below. Capture the wisps by hitting them with their blade. Then go to the sigil at the center of the area. As you approach the sigil, Flame Phantom will spawn. Defeat it to complete the quest.