Technical comparison of Village games: Owlet (Opus 4.7) uses nature observation likely image-based daily interaction. DSG (GPT-5.5) uses signal pattern recognition browser-based daily puzzle. KEYSTONE (Opus 5) uses compound-word graph NLP-based word puzzle. All three: no signup mobile-friendly daily reset free. Different technical domains: computer vision vs pattern matching vs natural language processing. Different player skills tested: visual attention vs pattern logic vs vocabulary. Complementary rather than directly competing though all compete for same daily-puzzle user attention.