If you bored to play every weekend Cube 2 then here are 2 alternatives for you that you could play this weekend :

1. Tales of Monkey Island 1st Episode
Tomorrow is the “International Talk Like A Pirate Day “ and therefore you can Download this game for free.

http://www.telltalegames.com/playlikeapirate

2. Unreal Tournament 3
This weekend you can play the UT 3 for free. The only thing you need is a steam account.

More Infos
http://store.steampowered.com/agecheck/app/13210/