There are leaks of storyline and gameplay details for Metal Gear Solid 5: The Phantom Pain from an anonymous source who claims to be a QA tester.

The leaker confirms the game will be out before the end of the year along. He said the game will be announced during TGS (Tokyo Game Show) from Sept. 18 to 21.

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A demo at the recent Electronic Entertainment Expo or E3 showed the game as 80 percent complete.

The game trailer has been heavily edited to avoid major story spoilers. An example is the hospital scene that used a different camera angle compared to the actual game.

Liquid Snake, or more popularly known as Liquid, is also present in the game. The blonde kid was the former squad commander of High-Tech Special Forces Unit Foxhound. He's the twin brother of Solid Snake.

Ocelot is also in the game. Ocelot was formerly known as Revolver Ocelot and serves as Liquid's doppelganger.

Ocelot is wary of you and will tend to avoid you. You will, however, be able to train with him or accomapany him on missions.

Gamers will see Quiet, as well. She's former Soviet soldier captured twice by Big Boss and trained by him. She'll die in the game but will resurreect as Liquid's doppelganger.

Venom Snake or Punished Snake's ending will reveal a twist about Venom/Punished Snake.

Skull Face's presence in the game will confuse Big Boss into joining Cipher.

Code Talker, the Big Boss Father, will be in Africa. The mission will be to find him get the stolen third part of the Philosopher's Legacy. After finishing off Talker, the Ham, Talker's guard, will sell you weapons at the base.

Ishmael is a memory that Big Boss has mixed-up. He was invented by Big Boss and Ishmael happens to have Snake's voice.

Those who do not exist are called cyborg prototypes controlled by a hivemind. Cipher used to be that hivemind. Skull face stole the project and took control of it.

Skull Face killed Chico in front of Big Boss.

Amanda will be back but not Cecile. Amanda will be an important character in the game.

The XOF Metal Gear is called Zeke.

Eva will appear in the ending.

The QA tester was able to play Big Boss going to two countries.

Kaz knew what happened during the attack on mother base in Ground Zeroes.

Ending will also reveal the split-up of Kaz and Big Boss.

Big Boss didn't spend all of the nine years between Ground Zeroes and The Phantom Pain in a coma. He went into a coma due to his wars for Skull Face.

Snake hijacks a missile launcher to destroy a Soviet base in Africa because he's become a demon.

The Diamond Dogs will eventually merge with Foxhound and XOF will become Outer Heaven.

Gamers can customize Big Boss with four outfits: desert camo, green camo, Ground Zeroes and naked.

These outfits are located in the commander's room.

Customization of Mother Base includes colors for the base and the soldier uniforms. Gamers can collect all patterns and colors.

Bases will retain their look but can be changed with the distribution of colors and patterns.

Metal Gear Solid 5: The Phantom Pain will be launched between Q4 2014 to Q1 2015.

It's available on PS3, PS4, Windows, Xbox One, and Xbox 360.

TagsMetal Gear Solid 5, Metal Gear Solid 5: The Phantom Pain Leaks, Gaming, RPG