The billionaire genius who built the Iron Man suit. Answer: TonyStark The Norse god of thunder and the Avengers' mighty hero. Answer: Thor The alter ego of Dr. Bruce Banner, known for turning into a green behemoth. Answer: Hulk The red-headed spy and s

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Across
  1. 4. Large marsupial
  2. 5. Likes to chase mice
Down
  1. 1. Has a trunk
  2. 2. Flying mammal
  3. 3. Man's best friend