Stephanie Reilly scored off an assist from Gianna Loftis in overtime to lift Triton past Timber Creek 3-2 in Runnemede.
Amber Kane and Rylie Stewart scored in regulation and Marissa Conatser had two assists for the Mustangs (5-9), who earned a split of the season series.
Lila Koester and Sophie Willingmyre scored second-half goals to help the Chargers (6-7) force OT.