Complex sentence: Alternately, the non-canonical ending sees the Boss kill Killbane, letting Shaundi die, while the monument's destruction is used as a pretext by STAG to attack Steelport with the airborne aircraft carrier Daedalus.
Split into simpler sentences: Alternately, the non-canonical ending sees the Boss kill Killbane, letting Shaundi die. The monument's destruction is used as a pretext by STAG to attack Steelport with the airborne aircraft carrier Daedalus.