The gloves are officially off in the Ga rap community. Fast-rising hip-hop artist Keddi has delivered a direct and uncompromising message to his peers with the release of a bristling teaser for his new track, “Shele,” a potent Ga slang term for “challenge.” The strictly hip-hop record serves as Keddi’s opening gambit, a daring verbal gauntlet thrown at any rapper who claims the top spot....

The first encounter with Asta Bria’s new single, “Dragonfly,” is a calculated disorientation. For an artist who once cozied up to funk’s leisurely sway, this is a sharp turn onto a rain-slicked digital highway. The song’s intent for the dance floor is immediately apparent; a commanding, four-to-the-floor beat acts as a gravitational field, pinning you to the present moment. But hovering just above it...