Answer:
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 shimmering field that reaches far. Yet I have no tracks and am crossed without paths. What am I?
I am natureβs way of applauding lightning.
Tear one off and scratch my head what was red is black instead. What is it?
I begin your sentences. What 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.