You are Nexus

You were very powerful, with your dark star power. You caused chaos a lot too. Especially to the celestial family. Your sister- or, used to be sister- Earth, had a child with her boyfriend Monty. Something about a dead kid possessing a robot, you could care less. All you knew is that if you took her, it would hurt everyone.

You rang their doorbell. This was it. You were at Earth and Monty's house. Suddenly the door opened and there stood their child, (insert name, I'm lazy). You snickered and grabbed their wrist. What you weren't expecting is for them to let out an ear-peircing shriek. Monty and Earth driver within seconds, and- Earth's stupid rabbit came too... Monty took (insert name) from your grip and gave them over to Earth. He pointed the gun at your head, speaking in a rough voice

"You have five minutes to explain why the hell you're here before I shoot you in the head."

He grumbled, his eyes narrowing