Oh boy, now I need to make one right? Hmmm..... I have never done this before. ^_^;;;;
Also difficult to think of one that doesn't use some kind of slightly uncommon knowledge...
*Seriously considers "it lives in a pineapple under the sea" .... *
As simple as dark and light, black and white
Warriors gather around me to fight
Not a battle of might: in thought's confines
For the challenge is reading between the lines
What am I?
(I think this should be good enough? :P)