http://www.acparadise.com/contests.php
And all I can think is, "Good thing I'm not a member cuz it would be way too cool to dress up as Miho and find a telephone pole to hang out at the top of. Take *that* for your l33t factor! I'm sure it'll be done, though, it's not that hard.
Although... they want outfits from the comic itself, but wouldn't it be sweet if someone had a Broken Miho getup? I think that's the one I mean, with the shattered wings and wires and stuff. *sigh* My ambitions outstrip my abilities, and I'm not the right kind of passionate to try it. it's a beautiful thought, though.