Gungnir (Gungnir)

Gungnir - This symbol represents one of the copies of Odin. This spear had magic - it always hit the target.

Quotation from Wikipedia:

According to Skaldskaparmal Snorri Sturluson, this spear was made by the dwarves known as the Sons of Ivaldi, under the guidance of the dwarven blacksmith Dvalin.