The latest Humble Bundle is based subtitled 'Gamepedia Online Multiplayer' and features a ton of great stuff for the mercurial online player.
For $1+, players can take home a WildStar Jumpstart Pack, Heroes & Generals Weekend Warrior Pack and other goodies.
For $5+, add in SMITE Freya & Pixel Buster skins, Neverwinter Humble Pirate Pack and other fine things.
For $12+, Path of Exile Arctic Crown & Cobra pet are included as well as Life is Feudal: Your Own.
You can see it all on the Humble 'Gamepedia Online Multiplayer' Bundle page.