Update: Rockstar has released the first and second patches for GTA V, and they resolve a number of problems, including the Windows username and Windows Media Player issues outlined below.

Call of Duty: Black Ops 3 Leak Reveals Co-Op Campaign, New Zombies Info, More

Additional marketing materials for Call of Duty: Black Ops III posted on Reddit (via CharlieIntel) reveal tonsof new gameplay details covering the game's campaign, multiplayer, and Zombies modes.

A first look at Black Ops III

One of the main highlights is that Black Ops III's campaign will reportedly support co-op for up to four players online, no doubt a nice addition for fans looking for a more social experience outside of multiplayer.

According to the leaked materials, the online co-op mode will use the same network infrastructure that supports Call of Duty's online and Zombies modes.

Black Ops III's campaign also aims to deliver "cinematic, arena-style play," the leaked materials state. This mode has reportedly been "designed for co-op and replayability." Another new campaign feature for Black Ops III is that all player characters are now fully customizable--this ranges from weapons and loadouts to abilities and outfits, according to the leak.

Valve expands video game 'mod' market

The first game for which mods can be sold is fantasy role-playing title Elder Scrolls V: Skyrim.Modifications can make small changes to games or be huge collaborative efforts that add extra challenges, levels and foes or improve graphics.

Valve said it would let modders of other games add their creations soon.

Just Cause 3 Gameplay Reveal Coming Next Week

Although developer Avalanche Studios has talked somewhat extensively about upcoming open-world game Just Cause 3 and released some CG trailers, the studio has yet to reveal any gameplay.

But that's going to change quite soon.

The official Just Cause Twitter account on Friday posted a teaser video that concludes by saying the gameplay reveal trailer for Just Cause 3 will be released next Tuesday, April 28.

It's tough to make out exactly what's happening in the video, but protagonist Rico is shown flying over a field of sunflowers in his new wingsuit. A helicopter is also shown for a brief moment crashing to the ground and exploding.

‘Game of Thrones’ Postmortem: The Latest Casualty Speaks

• Spoiler warning: Do not read on unless you’ve seen “Game of Thrones” Season 5, Episode 1, “The Wars to Come.”

“Game of Thrones” took a major detour from George R. R. Martin’s books in the season five premiere, killing Wildling leader Mance Rayder (Ciaran Hinds), despite the fact that he’s still alive in Martin’s “A Song of Ice and Fire” novels. Elsewhere in the busy hour, Tyrion (Peter Dinklage) safely arrived in Essos with Varys (Conleth Hill), and is now on his way to meet Daenerys (Emilia Clarke), who is still dealing with political complications in Meereen, with a murderous force known as the Sons of the Harpy attacking her Unsullied warriors and murdering the slaves she freed.

Fight God of War's Kratos in Shovel Knight on PlayStation

Yacht Club Games details Kratos' appearance in the PS4, PS3, and Vita versions of the platformer

You'll be able to square off against God of War protagonist Kratos in the PlayStation versions of Shovel Knight, developer Yacht Club Games has announced.

Everything You Need to Know About Mortal Kombat X

There will be blood. Copious amount of blood.

With April in full swing, the launch day of Mortal Kombat X draws ever so near. Certainly what is to be expected is an onslaught of gore and cracked bones. But series fans and even newcomers shouldn’t let their guard down. There is a lot of content hitting this new entry in the Mortal Kombat series.

April Fools' 2015 Video Game Joke Roundup

April Fools' Day, the one day of the year when you can't trust anything you read on the Internet. While a lot of companies embrace the ridiculousness of the holiday, there are just as many places that are going to try and trick you. To help separate fact from fiction, we're rounding up the best April Fools' jokes we find. This post will be updated throughout the day as more join in on the fun.

Found something interesting? Drop us a line at news@gamespot.com to let us know and we may include it in this roundup. Be safe out there! After all, if it sounds too good to be true, it probably is.

Microsoft says open source Windows is "definitely possible"

Windows has been around for a long time, it's made a lot of money, and Microsoft, quite naturally, has been very protective of it. But the times, they are a-changin', and Microsoft may one day have to change with them in ways that once would have been unimaginable.

Windows is still the big dog in the OS marketplace, but alternatives—particularly the open source Linux—are making inroads that can't be ignored. Open source titles are biting into other Microsoft-dominated markets as well;

New GTA 5 PC Trailer Shows Heists

Brand new TV trailer, captured on PC, highlights online Heists.

Rockstar Games on Friday released a new trailer for Grand Theft Auto V. The TV spot showcases the open-world game's online Heists mode, which is already available on console and will be playable for PC when that version arrives on April 14. Footage in the trailer was captured on PC.

Today's new trailer arrives just 24 hours after Rockstar released a jaw-dropping 60fps video for the PC edition of GTA V. You can watch that trailer here.

Game of Thrones Star to Guest in Doctor Who!

 Having landed back in the UK fresh from touring the US, today Maisie Williams sets foot on the Doctor Who TARDIS to take up a guest role in the hit BBC One show that returns to our screens this Autumn.  Maisie has already found global fame and is renowned for her role as Arya Stark in the international fantasy drama series Game of Thrones. She also starred in the one-off docu-drama Cyberbully and was cast as one of the leads of Carol Morley’s drama The Falling. As well as beinga three-time Screen Actors Guild Awards nominee, in February of this year she was awarded with a Shooting Star Award at the Berlin Film Festival.  On her first day on set Maisie Williams said, “I'm so excited to be working on Doctor Who as it’s such a big and important part of British Culture. I can’t wait to meet the cast and crew and start filming, especially as we’ll be shooting not too far from my home town.”  Steven Moffat, lead writer and Executive Producer, added,