Board Thread:Questions and Answers/@comment-5961205-20140518163346/@comment-10824019-20140519151733

Unfortunately I don't, but after checking the forum, I realized I mixed up the rankings:

Rank 11: (actually couldn't find this one, but I assume it's a Red Eagle)

Rank 12: Red Skull

Rank 13: Grey Skull with horns

Actually, here's an image of Rank 13 from one of Chaotix's posts: