These playing card artworks are created by a Canadian artist, Tegan (TeganNobody), and dedicated to characters form Homestuck.
Homestuck is a webcomic* written, illustrated and animated by Andrew Hussie. It is the fourth overall webcomic published on MS Paint Adventures (the collection of webcomics written and illustrated by Andrew Hussie). The comic uses a combination of static images, animated GIFs, instant message logs, Flash animations and games created in HTML5. It has over 6,000 pages! The series centers on a group of teenagers who unwittingly bring about the beginning of the end of the world through the installation of a beta copy of an upcoming computer game.
© Tegan (TeganNobody)
The King of Diamonds – Dave Strider
The Jack of Clubs – Black Jack
* webcomic (online comics or Internet comics) are comics published exclusively on a website (but can be then published in magazines, newspapers, books).