Skills
| Skill Name | Key Ability | Untrained? | Notes | Location |
| Artillery | Int | No | Used for calling in artillery strikes, adjusting fire, etc. | WW pg.50 |
| Autohypnosis | Wis | No | Resist fear, memorize, tolerate poison, willpower, ignore caltrops.. | PH pg.18 |
| Bombardier | Int | No | Used for bombing. | DfA pg.7 |
| Combat Medicine | Wis | No | Battlefield healing, long term care, treat poison, treat disease. | WW pg.51 |
| Craft (gunsmithing) | Int | Yes | Customize and repair firearms. | WW pg.65 |
| Demolitions | Int | Yes | Set charge, defuse charge, estimate charge, tamped charge. | WW pg.51 |
| Driving | Dex | Yes | Drive all sorts of vehicles. | WW pg.52 |
| Entrench | Wis | Yes | Dig a hole to hide in so you don't get blown up or shot. | AK pg.20 |
| Knowledge (military) | Int | No | Know all sorts of crap about military stuff. | WW pg.49 |
| Knowledge (psionics) | Int | No | Know all sorts of crap about psionics. | PH pg.19 |
| Leadership | Cha | Yes | Used with feats Command, Command Voice, and Tactics. | WW pg.52 |
| Mechanic | Int | Yes | Repair weapons, equipment and vehicles. | WW pg.52 |
| Motorcycle Driving | Dex | Yes | Drive motorcycles and perform all sorts of nifty tricks with them. | Website |
| Navigation | Int | Yes | Determine exact location or plot a course. | WW pg.53 |
| Observation & Assessment | Int | Yes | Determine enemy activity, strength, unit, etc. | AK pg.21 |
| Piloting | Dex | Yes | Fly aircraft. | DfA pg.7 |
| Prayer | Wis | Yes | Used by OSI Chaplains to invoke miracles. | WW pg.53 |
| Psicraft | Int | No | Used by OSI Psychics to manifest psionic powers. | PH pg.19 |
| Remote View | Int | No | Used by OSI Psychics with the remote viewing power. | PH pg.20 |
| Use Psionic Device | Cha | No | Used by OSI Psychics to activate psionic items. | PH pg.20 |
| Wireless Telegraphy | Int | No | Use radios, know Morse Code, use "huff-duff" equipment, etc. | AK pg.21 |