
Release Date: 2026/10/05
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A commissioned song for the finals of Project SEKAI Championship 2026.
Includes the full-size and game-size versions of "ULTIM@TE_BEAM!!".
Active since 2007, xi is a music producer known for fast-paced, melodically intricate tracks that blend elements of classical, jazz, hardcore, and more. With a background in piano from early childhood, xi was profoundly influenced by video game music, especially intense and dramatic "boss themes". Their compositions are characterized by rapid phrasing, genre-blending structures, and a driving sense of speed and intensity.