I'm going to have to go with Forum Games. It is quite fun to goof off every once and a while in there. Also, two of my favorite games include Count to 100 Before a Mod Posts - where I can ruin other forum members' day in a lighthearted way, of course - and Create A Word From the Last Letter - where I like to post of myriad of hippopotomonstrosesquipedalian words that befuddle the hoi polloi of Dungeon Gaming Network...