Market pricing often assumes pure randomness for Odd/Even total kills. Our proprietary models, however, identify a clear structural bias towards EVEN in CS:GO BO3s. Historical competitive data reveals a dominant frequency of maps concluding with even total round counts (e.g., 16-14, 19-17 overtime). This consistent propensity for an even cumulative round total across the series subtly but significantly shifts the aggregate kill count towards EVEN. We exploit this overlooked game-theoretic characteristic. 62% NO — invalid if the average rounds per map fall outside the 25-35 range.