Answer:
Drop me and the world will shatter. You can always find me where you empty your bladder. What am I?
I am the most famous dinner ever attended. What am I?
I help engines spin and pants stay up. What am I?
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'm a ruler with 12 agents. Half of them work in the darkness. Who am I?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.