In the
Dragon Ball Z movie: Fusion reborn, Gogeta uses the stardust breaker to defeat Janemba. First, he created the stardust breaker, then he
crushed it and threw the scattered energy at Janemba to finish him off.
In
Dragon Ball Super: Broly, Gogeta threw two energy blasts at his opponent and then follows up with a huge barrage of blasts. After that, he creates the stardust breaker and throws it at Broly to severely injure him.