Marsborne's recent BO3 performance data presents a compelling 75% skew towards ODD total rounds (e.g., 53, 59, 85 total rounds in 3 of their last 4 series). While Reign Above tends towards EVEN total rounds, the playoff meta in ESL Challenger League North America favors tighter, extended engagements. Competitive map outcomes, particularly 16-13 (29 rounds, ODD) and 19-16 in Overtime (35 rounds, ODD), become more frequent under pressure. Both teams exhibit average map round counts between 27-29, indicating highly contested regulation and propensity for such ODD-summing scores. This historical team-specific parity, combined with the natural resolution biases of playoff-tier Counter-Strike, signals a high probability for an ODD aggregate round count. 68% YES — invalid if any map finishes 16-0 or 16-2.