I did this quite awhile back. Two years to be exact.
It started out as a doodle in class and progressed into what it is now.
And whatever it is, it's pretty epic. =P

So I just thought I'd share it's awesomeness.
Currently, it is hanging proudly on my wall. xD

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Media used: Pencil, Ballpoint Pen, Colored Pencil. (Yay for school supplies!)
Time taken: Unknown
Date started: Unknown
Date finished: 8-20-08