A game with legs is one who's lifetime sales chart does not look roughly like this:
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You'll see what I mean here:
http://www.vgchartz.com/swlaunch.php?reg1=All&game1=New+Super+Mario+Bros+-+DS®2=All&game2=Pokemon+Diamond+/+Pearl+-+DS®3=All&game3=Halo+3+-+X360&weeks=150
Which of these three does not have legs?
A game I'm developing with some friends:
www.xnagg.com/zombieasteroids/publish.htm
It is largely a technical exercise but feedback is appreciated.







