Experience level gives you a minimal overall boost in your hero's attributes and new skills at around five or so levels. (thatvideogameblog.com)
While the power of Potter is real enough and undeniably impressive, what makes this less than boffo news for publishing is that, as Michael Cader writes, «the Potter gain was more of a movement of inventory dollars from new adult books rather than any kind of overall boost to the trade.» (janefriedman.com)
Moreover, the presence of foxes and dingoes on islands seemed to give native species a slight overall boost. (sciencemag.org)