“You've probably heard of me. In fact, I'd be surprised if you haven't; although, I would be surprised  if everything you heard about me was done by me.
Now you aren't crazy and chances are what you heard is true. And no I do not have identity crisis, amnesia, or any kind of mental or memory problem. It's just that someone else did some of the things that you think I did. So as to introducing myself...
Well, let's see...
You would know and have heard of me as John Doe, but that isn't my real name. I'm usually called Jacob Armanii, but again that isn't my real name either. I gave up my real name a long time ago, along with a former life, family, and friends. It was so long ago I have few definitive memories of that point in my life.
Now, you were asking about my abilities and powers? Well, to understand that I'll have to start before I learned what I could do, back in my childhood...