Complex sentence: In October 1996 the team began showing (kayfabe) signs of cracking which intensified over the weeks until Bagwell joined the New World Order, turning on Riggs in the process, during the November 25 "Nitro".
Split into simpler sentences: In October 1996, the team began showing (kayfabe) signs of splitting, which intensified over the weeks. The team finally split when Bagwell joined the New World Order, turning on Riggs in the process during the November 25 edition "Nitro".