Complex sentence: David, in a fit of rage, causes a massive explosion of the facilities' gamma reactor, and in order to put an end to his fear of Bruce becoming a monster, arrives home to try to kill him, but however accidentally murders his wife.
Split into simpler sentences: David, in a fit of rage, causes a massive explosion of the facilities' gamma reactor. In order to put an end to his fear of Bruce becoming a monster, he tries to kill him, but accidentally murders his wife.