December: The Year ENDer

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Across
  1. 6. if you thought the concert was over, you forgot about the _____
  2. 7. this group of supers finished their fight in Endgame
  3. 8. this type "beater" occurs when the shot falls as the clock expires
  4. 9. you're at the end of this when you just can't take it anymore
Down
  1. 1. in a reference book, the final section
  2. 2. for short, the group that released "The E.N.D." featuring hits, "I Gotta Feeling" and "Imma Be"
  3. 3. now that the movie's over, roll the _____
  4. 4. beginning:end, alpha:_____
  5. 5. the last car of the train