Answer:
I follow the orders of only two. I respect the work of only two. I am in constant battles with many, Though one surpassed them all. With forces joined, We created hell, Until our mutual enemy fell. Who am I?
I am never quite what I appear to be. Straight-forward I seem, but it's only skin deep. For mystery most often lies beneath my simple speech. Sharpen your wits, open your eyes, look beyond my exteriors, read me backwards, forwards, upside down. Think and answer the question...
The itsy bitsy teeny weeny yellow polka dot variety is quite popular.
The man who made it didn't need it. The man who bought it didn't use it. The man who used it didn't want it.
I have a neck but no head. I have a body but no arm. I have a bottom but no leg.
Strip the skin under my skin, and my flesh you'll reveal. It tastes sweet and tart, now throw out the peel. What is it?