He cleared his throat as the entire Underground seemingly fell silent, awaiting Asgore's important announcement. "I am afraid to say, that there is bad news."
A wave of murmuring washed through the crowd of monsters. "There is a creature here in the underground, with the intention to destroy us." He continued.
Many monsters shouted "HUMANS!" as an uproar started, but Asgore simply tapped the mic, and everything fell silent again. "We have nowhere to run. So I advise you to stay indoors as much as possible, and do NOT wander alone. Have at least two other companions with you for safety. We do not know what it is planning, but we know that it is nothing good."
Mettaton turned away from the TV screen as Asgore finished his speech. Maybe this 'Ghast' was truly as deadly as everyone believed, or maybe they were overestimating him. Mettaton would love a chance to go 1v1 against Ghast, just to test his limits, find what makes him tick.
But that was for later. Right now, Mettaton needed to recharge before his next performance.