Halloween Costumes with X

• X-men

  Superhero team; dressing as X-Men is common.

• Xylophone

  Fun object costume—go as a big xylophone.

• x-ray

  Object costume; X-ray skeleton suits are a classic.

• Xavier

  Professor Xavier (X-Men) works as a costume.

• X-ray machine

  Object costume; go as an X-ray machine.

• Xerxes

  Famous king from 300; a recognizable costume.

• Xylophone player

  Musician costume; xylophonist fits the X.

The words in the list Halloween Costumes with X come from players of the word game Categories game.