Fate/Extra CCC is a spin-off of the Fate/Stay Night series by TYPE-MOON. It's an RPG where you can choose a male or female main character and a servant of your choice from Saber, Archer, Caster, and new in CCC, Gilgamesh.
The game is offered at 6,279 yen (about US$81.20) for the standard edition, and a limited edition Type-Moon Virgin White Box for 10,479 yen (US$135.50), which includes a Saber bride figma figure, a visual works collection, and CD with 3 songs by Saber's voice actress Sakura Tenge. It's release date is currently set for February 21, 2013 in Japan.
The original Fate/Extra was released in 2010 in Japan and last year in the US by Aksys Games. Got the game somewhere in my huge collection, need to play it sometime.
Details from Anime News Network.