Aurora Thunder Spear vs Aqua Devour Core | Marble Race Physics Simulation Tournament | Pulse Arena Focus

English AI-generated marble race and physics simulation tournament video.
Format: 4 contenders, HP battle system, shrinking arena, and sudden-death pressure.
Featured contenders: Aqua Mine Scatter, Aurora Thunder Spear, Aqua Devour Core, Cosmo Meteor Skew.
Grand final matchup: Aurora Thunder Spear vs Aqua Devour Core. Champion: Aqua Devour Core.
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.