| Wheeled | Unit is wheeled | |
| Foot Unit | Unit is a foot soldier | |
| Blitz | Unit may attack once per each movement point | |
| Cruise Missile | Unit acts as a cruise missile | |
| All Terrain as Roads | Unit treats all terrain like roads | |
| Radar | Unit can "see" two spaces instead of one | |
| Amphibious | Unit may attack from a ship onto land | |
| Invisible | Unit cannot be seen except by units with Detect Invisible | |
| Transports Only Aircraft | Unit can transport air units only | |
| Draft | Citizens can be drafted into this unit | |
| Immobile | Unit may not move (used for air units to force mission system) | |
| Sink in Sea | Unit dies if it ends its turn on a sea square | |
| Sink in Ocean | Unit dies if it ends its turn on an ocean square | |
| UNUSED | Reserved for future use. | |
| Transports Only Foot Units | Unit can only transport Foot Units | |
| Starts Golden Age | If victorious in combat, this unit triggers a golden age | |
| Nuclear Weapon | Unit acts as a nuclear weapon | |
| Hidden Nationality | Nationality of the unit is hidden from opponents | |
| Army | Unit acts as an army | |
| Leader | Unit acts as a Great Leader | |
| Infinite Range | Unit can select any tile on the map as a target | |
| Stealth | Unit has stealth | |
| Detect Invisible | Unit can see Invisible units | |
| Tactical Missile | Unit acts as a tactical nuke | |
| Transports Only Tactical Missiles | Unit can only carry Tactical Missiles | |
| Ranged Attack Animation | Unit does not advance into the square of an opponent when attacking. (For animation purposes only) | |
| Rotate Before Attack | Unit rotates 90° before attacking (For animation purposes only) | |
| Lethal Land Bombardment | Unit may destroy land units when bombarding | |
| Lethal Sea Bombardment | Unit may destroy sea units when bombarding |