Puzzle

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Across
  1. 3. Tree-like alien
  2. 7. Russian spy-turned-Avenger
  3. 8. Super soldier
  4. 10. Android Avenger
  5. 12. God of thunder
  6. 13. Mutant with adamantium claws
  7. 16. Little red guy
  8. 18. boring shield
Down
  1. 1. Reality-warping Avenger
  2. 2. Master of mystic arts
  3. 4. big green guy
  4. 5. Merc with a mouth
  5. 6. Raccoon-like creature
  6. 9. Genius billionaire
  7. 11. Friendly neighborhood hero
  8. 14. Symbiote villain-turned-antihero
  9. 15. King of Wakanda
  10. 17. Just some cool equipment