Popsugar Entertainment Halloween The Best Pop Culture Halloween Costume Ideas For 2020 From the Schuyler Sisters to Schitt's Creek, Here Are 2020's Hottest Halloween Costume Ideas October 5, 2020 by Lauren Harano View On One Page Photo 66 of 85 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 66 Ava From Warrior Nun What to wear: Get ready to fight off evil when you wear a navy blue long-sleeve shirt with casual body armor over it. Pull your hair back into a low pony, and prepare to become a warrior nun. Previous Next Start Slideshow HalloweenHalloween CostumesBest Of 2020Pop Culture Halloween CostumesDIY Halloween CostumesTVMoviesHalloween Costumes 2020Halloween Entertainment