Who Wins This Physics Simulation? Echo Meteor Skew vs Cosmo Devour Core | Marble Tournament | Rift Gauntlet Session

English AI-generated marble race and physics simulation tournament video.
Format: 4 contenders, HP battle system, shrinking arena, and sudden-death pressure.
Featured contenders: Echo Meteor Skew, Cosmo Blade Cyclone, Volt Meteor Skew, Cosmo Devour Core.
Grand final matchup: Echo Meteor Skew vs Cosmo Devour Core. Champion: Cosmo 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.