English AI-generated marble race and physics simulation tournament video.<br />Format: 4 contenders, HP battle system, shrinking arena, and sudden-death pressure.<br />Featured contenders: Aurora Homing Orb, Prism Mine Scatter, Nebula Twin Oblivion, Zenith Radiant Laser.<br />Grand final matchup: Prism Mine Scatter vs Nebula Twin Oblivion. Champion: Prism Mine Scatter.<br />Rules: every fighter starts with 100 HP, collision damage accumulates, and the last survivor wins.<br />Keywords: marble race, physics simulation, ASMR collision sounds, HP tournament, AI battle shorts.<br />AI-generated content disclosure: enabled.
