Just for the record please make sure to use [ spoiler ] [ /spoiler ] when discussing significant spoiler events, even when the image is tagged with the spoiler tag. Danbooru strives to be spoiler-free.
Is that... Minato serving as the seal for Nyx? Wow, that makes his sacrifice, like, a million times more epic. Anyways, it doesn't seem like he'll be there for much longer... Lizzy wants him back and she isn't taking a "No" for an answer. I almost feel sorry for that Shadow clusterfuck.
