Ulcerated Tree Spirit

Looks like a corrupted and deformed tree.

Locations: Fringefolk Hero's Grave

                 Mt. Gelmir

                 Giants' Mountaintop Catacombs

Drops: 15000 Runes——Fringefolk Hero's Grave

            18000 Runes, Leaden Hardtear, Cerulean Hidden Tear——Mt. Gelmir

            48000 Runes, Golden Seed, Glovewort Picker's Bell Bearing [2]——Giants' Mountaintop Catacombs