Welcome! I hope you have fun here and in the game. :D
It looks like his signature is screen capture from the game of his kit and emblem. (on my pc it is shift+print screen, then you open paint and hit control-v, crop and save. :-) to get them big you would need to upload them to an image sever site and paste the code into the signature.)
this thread has some handy links:
http://forum.topeleven.com/top-eleve...click-see.html