The end result is that feathers are not needed. Feathers are used once, but they are not used after being reminded by Odin. They are used again after being reminded by Odin, and then killed by the goddess Frey.
2. Go to the bar and watch the news tape "!" The news is that there are redundant leveling maps, but the number is scarce, and then there is no other leveling place.
It is very difficult to give it to people without feathers, suitable for masters, enthusiasts and masochists.