If I was taking one real world item to the wilderness it would be the Sandwich Lady. Even ingame, I can't get enough of a nice fresh baguette during a nice epic duel.
If I was taking one real world item to the wilderness it would be... A Hummer with a US Marine manning the 50cal. You have ancients? well i have a trained Marine on a 50 cal. I win.
If I was taking one real world item to the wilderness it would be.... My trusty authentic Chuck Norris black belt, since it gives the wielder a +10 immortality and awesomeness bonus then it means no one can stand a chance!!!