Possible Clues:

• Teutonic war god
• Odin, to the Germans
• Wagner's Valhalla god
• Germanic god
• Odin's Germanic counterpart
• Germanic god (Var.)
• Thanks be to god for having come first around it
• Teutonic god
• 'Das Rheingold' role
• King of the gods in Wagner's 'Der Ring des Nibelungen'