He was right on both counts. Stardust was focused on him enough that the others would be able to finish the job. In fact, the position he'd drawn her into was perfect for setting up the high-energy beam drill Superboy had unearthed to hit her from behind. Fortunately, the controls were very easy to use. There was even a little instructional diagram on it.

"Wretch!" she cried out, and with a wave of her hand she created a mini black hole, right there in the planet's atmosphere. Air started to whoosh into it and stones started to rise into the air. "Now you'll be consumed by the darkness, never to speak ill of my master again!"

And with that, she swooped forward and caught Alexander by the arm, hurling him into the mini black hole.

[ooc: The hole will close up after Alexander is tossed through.]