BotB, shorthand for Battle of the Bits, is the site you're on right now. It was created back in 2005 by puke7 and has grown a lot since then. It offers digital art competitions with an RPG feel in the form of battles. Register to become a BotBr, level up, and unlock more features.
To learn more about this site, check out the articles 1 I Registered-Now what and Home Bunk.