under submission
GlitchGuard: Physics-Grounded Visual Property Testing for Video Games
2026A training-free property-testing methodology that augments VLM prompts with automatically mined visual properties of correct gameplay, covering collision, gravity, and animation coherence. It contributes 32 generic and 120 game-specific properties, improving bug detection recall by up to +14.8 pp across 7 VLMs while keeping precision high.




