ZippyRedPlumber

Or if you want to distribute/sell it later without getting into IP conflicts, how about neither? I understand it is low hanging fruit to make fan games based on a character gamers recognize but more than once people have been bitten in the end. Perhaps try an otter or a speeded sloth? The latter could be quite fun, if you have to pick up potions along the way to maintain the speed of the character before it slows down to nearly a halt.