The Adult Five Nights at Freddy’s Nightmare Chica Costume is seriously scary. As if Chica wasn’t terrifying enough, her nightmare iteration will chill you to the bone. Fans of Five Nights at Freddy’s will recognize Nightmare Chica from Five Nights at Freddy’s 4. Be careful not to shine the light on her or she’ll give you a jump scare. This Chica costume includes a costume top, mitts, and mask. Availability: The Adult Five Nights at Freddy’s Nightmare Chica Costume takes approximately 1 business day to leave the warehouse.