*Outerheaven Mercenaries - Fight
- Conditions: None.
- Location: Outer Heaven.
- Machinegun Kid - Fight
- Conditions: None.
- Location: Outer Heaven.
- Outer Heaven Hind D - Fight
- Conditions: None.
- Location: Outer Heaven.
- Outer Heaven Tank - Fight
- Conditions: None.
- Location: Outer Heaven.
- Outer Heaven Bulldozer - Fight
- Conditions: None.
- Location: Outer Heaven.
- Fire Trooper- Fight
- Conditions: None.
- Location: Outer Heaven.
- Bloody Brad - Fight
- Conditions: None.
- Location: Outer Heaven.
- Dirty Duck - Fight
- Conditions: None.
- Location: Outer Heaven.
- Venom Snake - Fight
- Conditions: None.
- Location: Outer Heaven.
- Kyle Schneider - Fight
- Conditions: None.
- Location: Zanzibar Land.
- Running Man - Fight
- Conditions: None.
- Location: Zanzibar Land.
- Zanzibar Land Hind D - Fight
- Conditions: None.
- Location: Zanzibar Land.
- Red Blaster - Fight
- Conditions: None.
- Location: Zanzibar Land.
- Four Horsemen - Fight
- Conditions: None.
- Location: Zanzibar Land.
- Jungle Evil - Fight
- Conditions: None.
- Location: Zanzibar Land.
- Night Fright - Fight
- Conditions: None.
- Location: Zanzibar Land.
- Dargo Pettrovich Madnar - Fight
- Conditions: None.
- Location: Zanzibar Land.
- Gray Fox - Fight
- Conditions: Gray Fox had access to Metal Gear D.
- Location: Zanzibar Land.
- Genome Soldiers - Fight
- Conditions: Snake had aid from Meryl Silverburgh.
- Location: Shadow Moses Island.
- Note: Snake would have likely won without the help of Meryl Silverburgh.
- Revolver Ocelot - Fight
- Conditions: None.
- Location: Shadow Moses Island.
- Vulcan Raven - Fight
- Conditions: Vulcan Raven had a tank and two tankmen with him.
- Location: Shadow Moses Island.
- Psycho Mantis - Fight
- Conditions: Psycho Mantis was able to control Meryl Silverburgh.
- Location: Shadow Moses Island.
- Sniper Wolf - Fight
- Conditions: None.
- Location: Shadow Moses Island.
- Genome Soldiers - Fight
- Conditions: None.
- Location: Shadow Moses Island.
- Liquid Snake - Fight
- Conditions: Liquid Snake had a Hind D while Snake fought him from the ground.
- Location: Shadow Moses Island.
- Genome Soldiers - Fight
- Conditions: None.
- Location:
- Sniper Wolf - Fight
- Conditions: None.
- Location: Shadow Moses Island.
- Genome Soldiers - Fight
- Conditions: None.
- Location: Shadow Moses Island.
- Vulcan Raven - Fight
- Conditions: None.
- Location: Shadow Moses Island.
- Liquid Snake - Fight
- Conditions: Snake had help from Gray Fox. Liquid Snake had access to Metal Gear REX.
- Location: Shadow Moses Island.
- Note: Snake would have likely lost if didn't get aid from Gray Fox.
- Liquid Snake - Fight
- Conditions: Snake and Liquid Snake had three minute to defeat each other before a bomb would kill them both.
- Location: Shadow Moses Island.
- Genome Soldiers & Liquid Snake - Fight
- Conditions: Snake had aid from Meryl Silverburgh. Snake, Meryl Silverburgh, and Liquid Snake had ten minutes to escape Shadow Moses. Snake had to fight off Genome Soldiers beforehand. Snake and Liquid Snake tried to gun each other down while using cars.
- Location: Shadow Moses Island.
- Note: Snake and Meryl Silverburgh would have lost if Liquid Snake didn't die of FOXDIE.
- Olga Gurlukovich - Fight
- Conditions: None.
- Location: USS Discovery KSNM-3.
- Solidus Snake - Fight
- Conditions: Snake and Otacon were aiding Raiden by helicopter. Solidus Snake was using a Harrier.
- Location: Big Shell.
- Tengu Soldiers - Fight
- Conditions: Snake had aid from Raiden.
- Location: Arsenal Gear.
- Note: It is likely Snake would have lost without the help of Raiden.
- The FROGS - Fight
- Conditions: Snake had aid from Rat Patrol Team 001.
- Location: The Middle East.
- Note: It is unknown if Snake would have won without Rat Patrol Team 01's help.
- Laughing Octopus - Fight
- Conditions: None.
- Location: South America.
- Vamp, Pieuvre Armement Soldiers & Gekkos - Fight
- Conditions: Snake gained the aid of Drebin 893 early in the battle, using his his tank for the rest of the battle.
- Location: South America.
- Note: Snake would have lost without Drebin 893's aid.
- The FROGS & Gekkos - Fight
- Conditions: Snake gunned down the FROGS while Eva drove him on her motorcycle. Snake had aid from the Paradise Lost Army.
- Location: Eastern Europe.
- Note: Snake would have lost without the aid for Eva and the Paradise Lost Army.
- Raging Raven - Fight
- Conditions: None.
- Location: Eastern Europe.
- Crying Wolf & The FROGS - Fight
- Conditions: None.
- Location: Shadow Moses Island.
- Gekkos - Fight
- Conditions: Snake had access to Metal Gear REX and had aid from Raiden. Snake and Raiden had five minutes to escape the collapsing building.
- Location: Shadow Moses Island.
- Note: It is unknown if Snake would have won without the use of Metal Gear REX and the help of Raiden.
- Liquid Ocelot - Fight
- Conditions: Snake had access to Metal Gear REX and Liquid Ocelot had access to Metal Gear RAY.
- Location: Shadow Moses Island.
- The FROGS - Fight
- Conditions: None.
- Location: Outer Haven.
- Screaming Mantis & Psycho Mantis - Fight
- Conditions: Screaming Mantis was able to control Meryl Silverburgh. Psycho Mantis was defeated by The Sorrow.
- Location: Outer Haven.
- Note: Snake would not have been able to defeat Psycho Mantis without the help of The Sorrow.
- Liquid Ocelot - Fight
- Conditions: None.
- Location: Outer Haven.