5 amazing monster costumes for Halloween Looking for cute Halloween monster costumes? We've got quirky and kooky monster costumes that won't scare you off. By Aurelie BrycePhotography by Donna Griffith Slide: 4 of 8 auto-play pause previous next first speed Glowing jelly monster For this costume, several yards of colourful sheer fabric get turned into a tent large enough to fit over a clear dollar-store umbrella that's been embellished with long strips of bubble wrap tentacles. Taped onto the strips at random, glow sticks "float" on the tentacles and move with the wearer (dressed in uniformly light or dark clothing) so the jelly monster glows eerily in the dark! Glitter paper and tape turn white helium balloons into floating eyeballs.