Norse Mythology Puzzle

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Across
  1. 4. Ruler of Helheim
  2. 6. Norse god of growth, fertility, Summer
  3. 7. The Wolf destined to devour Odin on the day of Ragnarok
  4. 9. The Sword of Summer, Frey's Sword
  5. 10. Norse god of lightning and thunder
  6. 11. Norse god of trickery, lies, mischief, magic, fire
Down
  1. 1. The Hammer of Thor
  2. 2. Norse god of alcohol, oceans, storms, banquets
  3. 3. Norse watchman of the gods and guardian of the bifrost bridge
  4. 5. The Norse version of doomsday
  5. 8. Fire giant of Muspellheim
  6. 12. The Chief god