It was later pointed out that the winter wasn't eternal though, only nearly so. Someday it would end, and the ice block would melt and release the bird.

It has been a running thing since then that the bird is in that ice, watching, learning, studying, gaining power. The almost eternally frozen bird has leveled to 20 in every class, made pacts with dark deities, all while hating the world around it more every day.