In the northern coastal area running from Ilan County to Keelung and Juifang, in fact, there was once open warfare within the ranks of beiguan performers, with the Lord Xiqin-worshipping fulu school pitted against the Marshal Tiandu-worshipping xipi school. Members were often injured in fights, and mass melees would occasionally erupt, with both sides armed to the teeth.
尤其北部一帶，包括宜蘭、基隆、瑞芳一代的北管社團，供奉西秦王爺的福祿派（主要樂器為形似葫蘆的提弦），與供奉田都元帥的西皮派（使用樂器為吊鬼仔，因為使用江西所出的蛇皮而稱之）派系競爭劇烈，殺傷事件頻傳，還不時發生集體械鬥。