Magee's Maddening Crosswords

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Across
  1. 3. Man's Best Friend
  2. 5. NBA GOAT
  3. 6. Buyers and ____
  4. 7. Synonym For Fast/Cruel Summer
Down
  1. 1. Earth's Natural Satellite
  2. 2. m In y=mx+b
  3. 4. Greek Epic