WOW COMICS:
Dark Legacy: http://www.darklegacycomics.com/index.html
Ding! http://www.crispygamer.com/comics/ding/
GAMER COMICS:
Penny Arcade: http://www.penny-arcade.com/comic/
Ctrl+Alt+Del: http://www.ctrlaltdel-online.com/comic.php
VG Cats: http://www.vgcats.com/comics/
OTHER GOOD STUFF:
Basic Instructions: http://basicinstructions.net/
xkcd: http://xkcd.com/
