Complex sentence: Under Convex's influence, Max murders his colleagues at CIVIC-TV, and later attempts to murder Bianca O'Blivion, but she manages to stop Max by showing him a videotape of Nicki being strangled to her death by the show's "actors".
Split into simpler sentences: Under Convex's influence, Max murders his colleagues at CIVIC-TV, and later attempts to murder Bianca O'Blivion. But she manages to stop Max by showing him a videotape of Nicki being strangled to her death by the show's "actors".