Answer:
I may seem real but it always turns out I was never there in the first place... you only see me during a certain resting stage.
Weight in my belly, trees on my back, nails in my ribs, feet I do lack. What am I?
Kings and queens may cling to power and the jesters may have their call. I am the most common but I can rule them all. What am I?
To you, rude would I never be, though I flag my tongue for all to see. What am I?
I have green hair a round red head and a long thin white beard.
I flow from the Homerβs mouth when he sees doughnuts.