We've been independently researching and testing products for over 120 years. Dressing up with your family or best buds for Halloween is undoubtedly fun. There's something powerful about arriving to a Halloween party in coordinated outfits, whether you're chasing a big pop culture moment or rocking a creepy horror-theme. We've been researching and compiling the best group Halloween costumes for years and years.The options are endless—from KPop Demon Hunters 'fits to get-ups that include the whole family, there's a costume for every squad on this list. Aside from costumes you can purchase, we made sure to include plenty of crafter-friendly outfits as well as looks you can pull together with just a few items you probably already have in your closet.