Nebula Storm Beacon vs Cosmo Sentry Totem | Marble Race Physics Simulation Tournament | Vortex Showdown Cut

English AI-generated marble race and physics simulation tournament video.
Format: 4 contenders, HP battle system, shrinking arena, and sudden-death pressure.
Featured contenders: Cosmo Thunder Spear, Nebula Storm Beacon, Cosmo Sentry Totem, Zenith Missile Rain.
Grand final matchup: Nebula Storm Beacon vs Cosmo Sentry Totem. Champion: Nebula Storm Beacon.
Rules: every fighter starts with 100 HP, collision damage accumulates, and the last survivor wins.
Keywords: marble race, physics simulation, ASMR collision sounds, HP tournament, AI battle shorts.
AI-generated content disclosure: enabled.