Answer:
What comes once in a year twice in a week but never in a day?
A single syllable do I claim black was my most famous name; Fetal to mortals here below thousands have I slain in a single blow.
I am a creature with a βtightβ name.
I have 24 keys but cannot open any locks. Sometimes loud sometimes soft
I'll bring out your bulls and slow your roll. I may even come out of your skull.
What language does a billboard speak?