Listening to Riax’s new single, "Saved My Life," feels like receiving a thank-you note from the future while standing in the middle of a lightning storm. Here is the furious, floor-shaking kick drum of Euphoric Hardstyle, a sound designed for packed crowds and laser-split darkness, yet it’s delivering an intensely private message of self-reconciliation. It’s a baffling, brilliant collision. The beat wants to obliterate...

There is a peculiar kind of engine at the heart of "Half Evil" by Tomato Soup, and it runs not on gasoline but on disorientation. The Denver six-piece calls their sound "Motor-Folk," and it fits. The track has the chugging, forward-moving momentum of a vehicle, yet it seems to be driving through a landscape seen in a fever dream, where the signposts are all...