Voidbloom is a top-down survival roguelite in which players pilot a light-ship through swarms of hostile blooms that grow increasingly intense. Weapons fire automatically while the player controls movement, positioning, and upgrade choices. During each run, experience shards provide weapons, improvements and passive systems that can be combined into different builds. Bosses appear at timed intervals, ending with the Voidmother. Defeating it completes the standard run and opens an endless score-chasing mode. The game also includes permanent progression, unlockable vessels, competitive Void Clash matches, and cooperative Team Raid encounters.