the valknut- vikings painted this on their shields to call the Valkyrie to take them to Valhalla if they were killed, Jake had this tattooed on his forearm in honor if his viking decent/roots. Along with some ancient runes.
Love the idea From another pinner: Minimalistic Super Heroes. Well I've been trying to figure out on how to go about my geek quilt. And now I am inspired. It will be cross stitch n patchwork. (It will of course have many other things)