He's the Super Tengen Toppa Gurren Lagann, who is apparently "a transcendent god-like being formed during the final battle with the Anti-Spirals in the second movie adaptation of the series" (according to the wiki).
Anonymous posts can be deleted within one hour of posting. Members can delete their posts any time.
Tips
if a URL fails to load or returns 403 Forbidden, try entering the link manually into the location bar and hitting enter. since some sites have fairly ridiculous hot-link-protection.
link directly to an image if you can
avoid posting video links, facebooks links, private sites. i don't use Flash, or have a FB account - same probably goes for other people =P
we use a LAME filter on all anon posts. although reasonably restrictive, if it affects you, consider logging in to disable it, or write a less commercial/cheesy/offensive post!