Metal Gear Solid 2: Substance Cheats

her codec frequency is 141.52 which is the same frequency as Nastasha Romanenko from Metal Gear solid 1...

1.) Call Emma a few times...
2.) Call Rose to save your game and after you save she will get all huffy about you being with another woman.

Complete a snake tale once and this unlocks the M9.Use the M9 to STUN bosses rather than killing them.This gains you an alternate ending.

Ken Ogasawra dog tag info---When first playing as Raiden in the plant chapter, enter the name Ken Ogasawra into the first node. It will automatically put in all of his statistics.

Yoji Shinkawa tag info--When first playing as Raiden in the plant chapter, enter the name Yoji Shinkawa into the first node. It will automatically put in all of his statistics.

In the engine room, there will be a tiny Vulcan Raven doll lying on the ground. Shoot it and he'll say something repeatedly and shoot small balls everywhere.

In the tanker Chapter in Holds 2 where the marines are located, take a picture of the screen on the right, with the camera (not digital camera). a face will flash on the screen when you take a picture of it. When you upload the picture to otacon for his viewing, he will be scared. The picture is the face of the game creator Hideo Kojima of all the Metal Gear games.

At the start of the Plant chapter, crawl in the big patch of Sea Lice (The big tan spot on the ground), and a Sea Lice will appear in your inventory, slowly eating your Rations. If you keep it for the duration of the game, you will get the rank of Sea Lice at the end. If you decide to get rid of it, you have to rapidly move the item menu to eventually shake it out of your inventory.

When talking in the codec screen, press the Left or Right Triggers to hear Snake's or Raiden's thoughts on other characters in the game.

When inputting your name into a node or into the VR training menu, enter HIDEO KOJIMA. His personal information will automatically be inserted.

On the title screen, press White and you should hear a gunshot and see a flash. Use the Right Analog stick to change the background color.