like i said, you really don't have to actually do "mlg" (edited original post) anything gaming related will be fine
examples... let me quote the original post to preface this "not that it can necessarily be made to look good or get any votes"
[links may be unsafe for work, kill braincells, will probably offend you, yada yada yada]
http://i.imgur.com/29UR7p1.jpg
http://i.ytimg.com/vi/roioUaTd00Q/0.jpg (http://i.ytimg.com/vi/roioUaTd00Q/0.jpg)
and the mecca for this (it's really a video thing, not sure if it can really translate to a still image) http://www.reddit.com/r/montageparodies (http://www.reddit.com/r/montageparodies)
also http://www.reddit.com/r/allthingsmlg (http://www.reddit.com/r/allthingsmlg)