--I can't find any, so I made one D:
Comment to this post with the character that you want and I'll add you-- Also, please link this thing back in your signature or journal to spread the thing around XD

Copy/Pasting the following without the "*" will do:
<*a href="http://daevakun.deviantart.com/journal/15102918/">I'm [YOUR CHARACTER HERE] in the Gurren-Lagann Crew!<*/a>

Simon ~ ~KichigaiKawaru
Boota ~ ~skull-kid135j
Kamina ~ ~Disasterously-Sweet
Yoko ~ ~chokedbunny
Nia ~ =Niji-iro
Rossiu ~ ~daevakun
Viral ~ ~SephielyaJMaxwell
Kittan ~ ~smilie
Leeron ~ ~Melon-Bread
Gimmy ~ ~lackadaisicalness
Darry ~ =ShiroiKai
Guinble ~ ~CuriousPicolti
Kiyoh ~ *Crackers42
Kinon ~ ~dragongal333
Dayakka ~ *Sbags
Ailac ~ ~Po-ke
Barinbou ~ =Adrian-MalSeraph
Zoushi ~ ~DrunkenSquirrelNinja
Reite ~ ~LordOfPastries
Lord Genome ~ *xshaunx
Adiane ~ ~Neheon
Cytomander ~ ~Morlena
Lagann ~ ~GodShadowDeath
Gurren ~ ~Plushiemode
King Kittan ~ ~EagleEye56
Simon's Core Drill ~ *DarkMythril
Anti-Spiral ~ ~gaarslave