Multi-user online role-playing game from the Elder Scrolls series (previous games are Skyrim and Oblivion etc.) is free to play this weekend on Steam.
'In celebration of the recent One Tamriel launch, play The Elder Scrolls Online for free on PlayStation®4, PC/Mac and Xbox One for a limited time only!
One Tamriel gives you the freedom to explore the world of Tamriel in your own way. Go anywhere, at any time, and adventure with anyone, regardless of their alliance or level. With One Tamriel, experience a world of limitless adventure!
To get started, pick your platform below. Start your adventure today.'
(From the Zenimax site: http://www.elderscrollsonline.com/en-gb/freeplayweekend
Until 6pm Monday:http://steamcommunity.com/games/306130/announcements/detail/693946784158932023
Free online for the PS4 as well:http://www.hotukdeals.com/freebies/ps4-elder-scrolls-online-free-play-16th-20th-2547144
(It was free last year on the Xbox One last year, but only 'Coming soon' this year: http://www.hotukdeals.com/freebies/elder-scrolls-online-free-weekend-xbox-one-pc-mac-2344426
Buying the game on PC is £6.60http://www.hotukdeals.com/deals/steam-elder-scrolls-online-tamriel-unlimited-6-60-2549832
Also, as of today, PC, PS4 and Xbox One users can play Overwatch for free this weekend:http://www.hotukdeals.com/freebies/play-overwatch-free-november-18-21-xbox-one-pc-playstation-4-2543649