Pulsari is a precision rhythm arcade game about pulling sound out of the dark. A rotating nexus hangs in the void while beat rings rush in from four directions — you strike up, down, left, and right not to follow the music but to summon it. Every clean hit builds the track: a bass line emerges at combo 5, an arpeggio at 15, and a full synth pad at 30, until the chart stops feeling like a game and starts feeling like an instrument. Miss, and the layers decay back to silence. Reach full harmonic and the track opens into a trance-like plateau where sound, motion, and timing lock together — 41 hand-designed tracks across five sets, from an 80 BPM tutorial to a 250 BPM hardcore finale, with two play modes, four difficulties, sub-200 ms instant restart, and full controller support.