#4 – After you get the third Nidhogg Hatchling, don’t head back quite yet, instead look across the street you’re on and you’ll see a raised platform with a Devil Breaker on it.#3 – Reward for beating Secret Mission 01.After the battle is over, you can drop down the hole and find the fragment. Let them attack until they break a hole in the floor, then kill them. #2 – When you get to the room with the second Nidhogg Hatchling, scythe enemies (Reapers) will appear.