Sony's marketing machine ramps up as Uncharted 4′s release date comes closer. Game developer Naughty Dog released new story trailer for the game, and viewers say it is terrific and little too spoilery. The Uncharted series 4 is set to debut on April 6. Now, here's latest round up of news about Uncharted 4: A Thief's End release date and features. 

Based on the latest trailer, the time has passed since PS3′s trilogy of Nathan Drake. The teaser shows older characters. Drake is now married, and Sully looks a little bit older. The beautifully created environment is still included in the latest installment. Gamers should also expect high-octane antics and challenges.  In addition, the story seems to be headed in a much darker direction.

Check out the latest Uncharted 4 Trailer below:

According to MNR Daily, the new Uncharted installment will let gamers play around with the dialogues since the developer added a wide range of sound bites to choose from. The developer also assured players that the dialogue won't change the course of game's story plot, so players can use variety of sound bites even if it's silly. 

Compare to the previous version of the game, the next Uncharted will have a multiplayer feature for more enjoyable gaming experience. There's also a sidekick feature that will let players get some help if the situation becomes too hard. The AI-controlled sidekicks will be equipped with different unique abilities that can alter the course of the battle. And there's the grappling hook feature, which will enable players to land on top of their enemies and scale locations that are difficult to reach in the multiplayer maps.

Meanwhile, Sony and Naughty Dog dealt the issue in the recent Uncharted 4: A Thief's End story trailer. Ubisoft's Azaïzia Aymar noticed that the promotional video contained an image from Ubisoft's Assassin's Creed: Black Flag video game. In order to resolve the problem, Naughty Dog quickly issued an apology to the Ubisoft and replaced the image in the trailer. In the newly released video above, the developers changed the image at 1-minute 36-second mark to replace the picture from Assassin's Creed.

The upcoming Uncharted 4 game has the potential to become a big hit for Sony, according to Venture Beat.  The website also claims the Uncharted franchise has been perhaps the most successful game of all time on Sony's platforms. Market analyst DFC Intelligence says the game could sell more than 100 million copies in the PS4.