Just line yourselves up and all fall down.
Someone can even be an elusive all-black domino, which might be a little hard to identify if gone as solo.Some tips: you’ll have the most fun with this costume if you get friends to buy the same and go as a set of domino tiles. It’s like a trust exercise, except nobody’s going to catch you. Dub Domino, doom metal Domino, synthpop Domino, shoegaze Domino, krautrock Domino––the possibilities are endless.