Abstract: A player negative behavior detection method, a system, an electronic device, and a storage medium are provided, wherein the method includes: comprehensively collecting behavioral data such as the player operation counts, the chat content, the behavioral data, the position information, and the cooperation request responses in the single-round game; processing and analyzing the data by calculating the operation frequency score and the single behavior score, constructing a position heatmap, counting the negative word counts, and calculating the cooperation request response counts, so as to obtain multi-dimensional detection data such as game behavior, game performance, and social behavior; and comparing the comprehensive operation frequency score of the player, the single behavior score, and the expected score, combining the comparison to the scores of the other players in the team, so as to determine the negative behavior, and to output the reminding information.