Legends speak of the rare ahoge-wearing camel, trekking across the vast lands of cyberspace to bring the gift of doujinshi to home servers and NASes worldwide.
It seems to have a distaste for pandas for some reason.
Earning criteria
Use LANraragi, the only-and-therefore-best manga organizer written in Perl.
I guess you could probably just dig in the source to find it too, but do you hate fun or something?