And hey, the guy who drew this picture is in a team of people who're actually making a game about killing zombies in a playground!
Hell to the yes.
http://www.kickstarter.com/projects/massiveblack/zombie-playground-zpg-3d-action-online-battle-rpg
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http://img.imgcake.com/cosplaygifer.gif
http://en.wikipedia.org/wiki/TORtanic