Complex sentence: Suddenly, a red lightning bolt strikes the villainous speedster and frees him: again able to move, Inertia quickly kills the guards and runs to the home of Wally West, where he aims to kill the Flash's children.
Split into simpler sentences: Suddenly, a red lightning bolt strikes the villainous speedster and frees him. Again able to move, Inertia quickly kills the guards and runs to the home of Wally West, where he aims to kill the Flash's children.