aegishjalmur, helm of awe helm of terror, icelandic magical staves, on white,

aegishjalmur amulet ancient black culture danger design dragon element extreme futhark gapaldur germanic gothic graphic helmofawe history iceland icelandic icon illustration isolated knight knotwork magic magical military nordic norse odin old ornament pagan pattern protection runes scandinavian scary sign staves symbol talisman tattoo terror valhalla vector viking vintage wicca witchcraft