Cost: 120 Armor: Very Light Weapon: M16 Mk. II Pulse Rifle
Range: 2 Production Time: 3 sec. Speed: Slow
Description: The Light Infantry are the basic unit of the GDI Army. The first offensive units available to your force the Light Infantry are most affective in large groups. Although lacking in power they are inexpensive and quickly built. They are also fairly good for scouting early in the game.
Description: These are tough units especially early in the game. In large numbers the Disk Throwers can destroy enemy buildings and armored units very quickly. When destroyed they explode damaging everything around them.
Range: 4.5 Production Time: 21 sec. Speed: Medium Fast
Description: The Jump-Jet infantry are superb scout units at any point in the game. They are very quick and can reveal large parts of the map in matter of minutes. The Jump-Jet also serve a good purpose as anti-air defense and in large numbers can wipe out enemy ground units. Always be careful for enemy anti-aircraft, as the flying infantry are very fragile.
Description: The Engineer is a very important unit in Tiberian Sun. It can instantly capture enemy buildings and can also instantly repair friendly structures. Be careful of enemy Engineer attacks especially early in any match.
Description: The medic is very useful during infantry attacks. It quickly restores the health of any infantry unit. The Medic cannot heal himself and having no weapon, is very vulnerable. The medic loses his usefulness in later stages of games because of the high use of Vehicle Units.
Cost: 1750 Armor: Medium Light Weapon: Rail Gun, C4 Explosives
Range: 5 Production Time: 60 sec. Speed: Medium Slow
Description: The Ghost Stalker is a mutated human who has suffered years of Tiberian poisoning. This is a very useful infantry unit that instantly destroys enemy structures with his high-powered C4 explosives. The Rail Gun he carries quickly destroys numerous enemy infantry.
Description: This is the essential unit for growth. The Tiberian Harvester collects Tiberium that is returned to the Refinery and turned to funds. This is a tough yet vulnerable unit that should be constantly protected. More than one Harvester should be built to ensure a steady amount of income.
Cost: 500 Armor: Medium Weapon: Dual Mounter Rail Guns
Range: 4 Production Time: 16 sec. Speed: Medium
Description: The Wolverine is basically a light infantry unit with armor. Its firepower is greater then the average Infantry Unit. Its speed is also greater and is the backbone of an early attack force. In groups these units quickly deal with enemy infantry and can even cause significant damage to enemy structures.
Description: The Amphibious APC is an armored vehicle that can carry up to five infantry units. It is steady and quick with the ability to travel over water. This is a very good unit for sneak attacks behind enemy lines and for Engineer attacks into the enemy's base.
Cost: 800 Armor: Medium heavy Weapon: 120mm Cannon
Range: 6 Production Time: 26 sec. Speed: Medium Slow
Description: The Titan is the supreme weapon in any attack force, especially later in the game. Its high caliber weapon is very powerful against enemy armor and at destroying enemy structures. It is the ideal unit for base attacks; it can also serve a defensive purpose, as his range is fairly long.
Description: The MSA is a very useful unit for any base. It detects enemy stealth and underground units making them visible on your radar screen. It must be deployed to function and should be protected, as it has no weapons.
Cost: 900 Armor: Medium Light Weapon: Medium Launch Rocket System
Range: 7 Production Time: 31 sec. Speed: Medium Fast
Description: The Hover MRLS is a medium range mobile rocket system. Like the Amphibious APC it can travel over water and is very useful for sneak attacks. It hit both land and air targets making it valuable for scouting and certain attacks.
Cost: 1300 Armor: Medium Weapon: Harmonic Resonance Beam
Range: 5 Production Time: 45 sec. Speed: Medium Slow
Description: The Disruptor is a brand new unit in the GDI arsenal. It fires the experimental Resonance Beam that slowly breaks down the structure of any vehicles that come in its way. Care should be used in positioning the Disruptor to minimize incidents of friendly fire.
Cost: 3000 Armor: Very Heavy Weapon: Dual Rail Guns, AA Missile Launcher
Range: 5 Production Time: 105 sec. Speed: Slow
Description: The MK II is the extreme weapon in the GDI arsenal. It is a prototype hurried into production that carries large amount of ammunition and explosives. It quickly deals with enemy ground and air forces but its slow speed is the only drawback. The Mammoth's very heavy armor enables the monster of a vehicle to take many hits and keep on ticking. It has a build limit of one.
Description: The MCV is the beginning of any base. When deployed, the Mobile Construction Vehicle becomes the Construction Yard providing the player with the ability to construct structures. Keep this unit safe at all times.
Cost: 1000 Armor: Medium Weapon: Dual Missile Launcher
Range: 5 Production Time: 34 sec. Speed: Very Fast
Description: The Fighter is the quick-strike aircraft of the GDI Air Force. It is armed with missiles that are successful against enemy armored vehicles and fairly effective against enemy structures. Be always on the lookout for enemy anti-air structures.
Cost: 1600 Armor: Medium Weapon: High Explosive Anti-Ground Shells
Range: 2 Production Time: 55 sec. Speed: Fast
Description: The Bomber is similar to the fighter in its speed and armor but carries Anti-Ground Shells that quickly destroy enemy structures. These aircraft have a tougher time against mobile enemy vehicles. Don't forget to always be on the lookout for enemy anti-air units and buildings.
Description: The Carryall is a very useful unit as it carries one vehicle from one place to another very quickly. It is the supreme vehicle for quickly relocating your forces. The Carryall is fragile thus it is quickly destroyed by anti-aircraft rockets, when destroyed its load is also destroyed costing the player a hefty amount of money.