Dark Souls & Elden Ring Content on Instagram: "In the Mountaintops Shifting Earth event in Elden Ring Nightreign, the Giant Crows boss is one many do not know about. This is primarily due to the front of the Mountaintops being the main route. However, those who use the back route may be more familiar with them. Anyway, after killing the mountaintop ice dragon, you can go behind it and defeat this boss for some extra runes and a reward orb"