If you select carthage 2 and start only with the FAMAS and the G-17 and go on the train tracks go, climb up on to the platform and turn left up some stairs you will see a box. Equip the G-17 and fire one round into the wall in front of u.

Complete the C-130 Crash Site level under three minutes to unlock the characters from the original Syphon Filter game in multi-player mode. The additional multi-player characters from the original Syphon Filter are: Girdeux, Phagan, Gabrek, Marcos, Rhoemer, and Evil Scientist.

Then put your FAMAS into the box, the walk down the stairs then walk back up them, open the box and take the gun thats in there. If done correctly then you should have a gun called the NULL or the OICW. It is a GAWS. 12 with a MDS A3 attached to the under part of it. When you begin the second mission, you'll have ashort time to kill all three enemies carryingviral containers. Two are in the sewer tunnelsfilled with water (and are found somewhateasily,) and one is in the large room with openpipes that continuously spawn enemies.

After youkill all three viral container carriers, theclock will stop. To reach the viral container inthe large room, you'll need to cross a pipe hand-over-hand. This leaves you open to the constantlyspawning enemies from the pipes. To close thepipes, exit the large room by climbing the ladderon the wall adjacent to the platform where theviral container lies.

Along the wall straight infront of you (or to the left as you head towardsthe end of the tunnel,) you'll find a room withgenerators and lots of enemies. Head up the stepsin that room, and turn right in to the controlroom.

There is a switch that you can hit (bypressing Triangle) that will close the pipes inthe large sewer room. Head back, and you cancollect the viral container without any trouble. Bio-Data Retrieval Expert: In the Carthage 1 mission, collect five water samplesand perform a field autopsy. In the Belarus 1 mission, take a tissue sample froma cow carcass. From the Belarus 2 mission, obtain a sewage sample.

In the Minskmission, deploy viral sniffers at the marked locations. In the Chechnya mission,collect a tissue sample from a villager's body.Bio-Data Retrieval Expert: Maintain stealth during the Italy, Kyrgyzstan, Yemen1, Minsk, Chechnya, Lorelei, Tokyo, Zurich, and Montenegro missions.Computer Information Expert: Retrieve Broussard's laptop (Team), In the Minskmission, download MetaGloabal's records. In the Tokyo mission, upload thecomputer data. In the Zurich mission, access the mainframe computer. In theUkraine mission, find the Omega Strain DNA code.Elite Combat Expert: Earn the Elite Combat Specialist, Elite Combat KnifeSpecialist, Combat Sharp Shooter, Non-Lethal Force Specialist, TacticalExplosives Specialist, Elite Team Efficiency Specialist, and Discrete PersonnelElimination Expert ratings.Elite Discrete Personnel Elimination Expert: In the Kyrgyszstan mission, poisonSaydahmat's water chalice. The curse of the werewolves full game. In the Yemen 1 mission, eliminate Yushchenko. In theTokyo mission, eliminate HNT leader Matsua.Field Efficiency Expert: Beat the single player mission deadlines in all missions.Military Tactics Expert: In the Belarus 1 mission, eliminate Zhidkov.

In theBelarus 2 mission, destroy the communications truck, destroy the powersubstation, shut down the gas main, and destroy the bridge to stop the tank(Team). In the Yemen 1 mission, destroy the communications equipment. In theYemen 2 mission, destroy the SCUD firing mechanism (Team).

In the Loreleimission, plant four nukes on the lower levels. In the Tokyo mission, plant C-4charges on the lab floor. In the Myanmar mission, plant four claymores along thepath, C-4 on each log bridge, and C-4 on the foot bridge. Complete all objectivesin the Ukraine mission.Survival Tactics Expert: Have no player deaths in all missions. Agency Medal Of Valor: Get all Agency ratings, Special Agency ratings, allcommendations, all other medals, and the highest rank.Alima Karkadann's Unicorn Charm: Successfully complete all objectives in theYemen 1 and 2 missions. In the Ukraine mission, get Alima Haddad to safety.Carthage Exemplary Service Tribute Medal: In the Carthage 1 and 2 missions,protect the CHA officers. In the Carthage 2 mission, eliminate all four ALA deathsquad assassins.

In the Carthage 3 mission, rescue the injured SWAT officers.Ellison Warner Award: In the Belarus 2 mission, destroy the SCUD missile. In theYemen 2 mission, destroy the SCUD firing mechanism. In the Myanmar mission,recover the flight recorder.Great Lakes Service Medal: Successfully complete all objectives in the Carthage1, 2, and 3 missions.

In the Yemen 1 mission, photograph Fadhil's files. In theZurich mission, obtain ALA financial records.Homeland Security Citation: Get the Carthage Exemplary Service Tribute Medal andthe President's Official Liberty Award. In the Zurich misison, obtain the Birchimfiles.Kinishi Kuncho: Order of the Golden Dragon Medal: Get the Republic of KoreaService Award. Complete all objectives in the Kyrgyszstan, Tokyo, and Myanmarmissions.Medal of Distinction: Successfully complete the single player mission deadline inall missions.Mossad Friend To Peace Medal: Get the Karkadann and Alima's Unicorn Charm.

In theKyrgystan mission, eliminate Zayed Al Dhahiri.President's Official Liberty Award: In the Carthage 3 mission, complete the DPEorder on Masson. In the Italy mission, assassinate Dimitri by the bell tower at3:00 p.m. In the Belarus 1 mission, eliminate Zhidkov. In the Kyrgyzstan mission,poison Saydahmat's water chalice. In the Myanmar mission, eliminate Than Muang.Republic of Korea Service Award: In the Kyrgystan mission, find Yuschenko'spapers. In the Yemen 1 mission, obtain Thae-bok Jon's credentials. In the Tokyomission, upload the computer data.

In the Myanmar mission, find Yong-jun Kim'sbriefcase.South African Freedom Medal: Do not have any collateral damage in any mission.Get Stone's Medal of Courage and the Carthage Exemplary Service Tribute. In theBelarus 1 mission, get all workers to safety. In the Lorelei mission, rescue theLevel 5 salvage personnel.Stone's Medal Of Courage: Rescue Stone Ukraine, and provide cover fire for Stone.The Golden Cross of Russia Medal: Successfully complete all objectives in theBelarus 1, 2, Kyrgyzstan, Minsk, and Ukraine missions. In the Yemen 1 mission,photograph Fadhil's files.

In the Montenegro mission, find evidence linkingNiculescu to Syphon Filter.United Nations Peace Award: Cure the Omega Strain, In the Carthage 1 mission,scan the tissue sample. In the Carthage 2 mission, obtain Mujari's recorder. Inthe Belarus 1 mission, take the tissue sample from the cow carcass and the milldocuments from the safe. In the Belarus 2 mission, obtain the sewage sample.

Inthe Yemen 2 mission, obtain Yushchenko's viral container. In the Minsk mission,acquire the Omega Strain serum. In the Lorelei mission, collect the originalvirus sample. In the Tokyo mission, obtain the sample. In the Ukraine mission,find the Omega Strain DNA code. When you go to kill the boss (whoever has thesniper rifle at the end of the level) go to thestairs you go up before you enter the room he isin.

Then go straight across where he is shootingfrom. When you get past him there should be agunman standing by a door to the left. Kill himand then turn to the right. You should see aroom. There should be a gunman inside,kill him and when you do that turn to the leftwall.

You should see a vent opening at thebottom crawl through. As you crawl along youwill come to a spot where you can turn or gostraight.

Turn and after crawling for a whileyou will find a room with a box in it. It hasthe M16k in it.

Get it and then climb back upthe shaft. When you come to the spot where youturned take a left and you should come to wherethe boss is shooting from.

Stay in the tunneland wait for him to cross your path. He will notsee you so don't worry. When you have a clearshot kill him. This secret can be obtained without even startingthe game. You must have also bought an officialcopy of the game.

You cannot see this secret ifyou have rented the game or burned a copy. On thegame case cover, you can see the title and thegame summary.

If you turn the game case coverinside-out, you can see a completely differentcover. There will be text at the bottom of thecover. If you read the text, you can see a promptsent by Gabe Logan. The text shows differentkinds of weapons that can be found in theCarthage Mission. (first level).