With "A Piece of Me," Western Australia’s Bailey Perrie offers up a pop rock grenade with the pin already pulled, cleverly disguised as a twisted love song. It thunders forward with a cinematic, arena-ready confidence that makes its raw, emotionally brutalist core all the more disarming. The effect is something like finding a tear-stained diary page taped to the side of a massive firework...

SERAh's new single, "Favorite Game", which features female vocalist Summer Rona, is the kind of track that feels less like it was composed and more like it was captured—a distress signal from a beautiful, dying star. The sound here is a curious contradiction. It’s vast and cinematic, shimmering with the sort of synthesized light that promises galaxies, but its heart is small, cramped, and...