VIDEOS:
The Death of Frieza
When Future Trunks first arrives to the past, the first thing he does is chop Frieza, the previous Arc Villain, in half with his blade. The Dragon Ball Kai (with the original Z score) version is used due to showing what happens next.
Example of:
Half the Man He Used to Be
Deadpool, meet Juggernaut
Example of:
Half the Man He Used to Be