Here are some interesting ideas:

Frankenstein and his bride: One of you can dress up as Frankenstein and the other as his bride. This is a classic and recognizable image.

Zombie Couple: Transform into zombies with torn clothes, fake blood splashes and dark makeup.

The Scary Movie Couple: You can choose popular horror movie couples such as Jack and Sally from The Strange Thing Before Christmas or Chucky and his Bride.

Vampires: Transform into stylish and sophisticated vampires with dark suits, snow-white faces and false teeth.

Witch Couple: Dress up in vintage witch costumes with hats, brooms and magical accessories.

Superhero Couple: Use your favorite comic book or movie superheroes as costume inspiration.

Creative Horror Movie Costumes: Recreate looks from popular horror movies such as Jason from Friday the 13th or Freddy Krueger from A Nightmare on Elm Street.

Fantasy Costumes: The couple can transform into characters from fantasy worlds such as Elves, Goblins, or Dragons.

Couple from the Future: Try creating costumes that represent future versions of yourself using metallic elements and high-tech accessories.

Cartoon Couple: Choose your favorite cartoon characters and transform into them. For example, Mickey and Minnie Mouse, Shrek and Fiona, or The Simpsons.

In addition to costumes, you can also try creating a spooky decoration for your home, throwing a party with themed treats and games, or even going to a Halloween-themed event.