User blog comment:IdemSplix/Thumbnail Request/@comment-24092644-20150126171959/@comment-86.174.161.82-20150126201228

It's the transparent Clan crests with rock-like textures, I think you have to go on some kind of Warrior Cats site to find them, and I don't mind if you use the old 4 vs 4 thumbnail style, or if it's shaped like your Link Battle Royale.