But the Skins Game is no more (the last edition was in 2008) and the rest of the world apparently doesn't care very much about the World Series or the American version of football.

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"If we were playing a shirts and skins game with all 64 teams and you brought all the teams out there and watched them warm up, you'd be hard pressed to say, 'Well, this is a team that's not supposed to win, '" he said.

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Rather than dumb pieces of plastic, these skins are comparable to game cartridges on a Game Boy.

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But come lunch time, they would run down to a basketball court that was close by, choose up sides for a 4 on 4 pickup game, go shirts and skins, and compete like they were both NBA teams.

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Game culture, whether it's Machinima or skins or online tips, creates strong incentives for people to become active participants in the community, to create something and to give something back.

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The game is free and players can use in-app purchases to buy upgrades and skins more quickly, but unlike so many other mobile games, gaining access to these things is entirely feasible by just playing the game.

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