LMR
Back In Green!
a "wrenching action" sounds most intriguing 

That'll be cool, I think
BTW; what is dwarf marine? Do you mean a "stuntie" (space dwarfs, long dead because of tyranids)?
Imperial Guard
Land Units
Starting- Conscript (1.2.1) Upgrades to Guardsman
Infantry- Gaurdsman (3.2.1)
Tactics- Heavy Bolter Squad (2.4.1)
Mobility- Rough Rider (4.1.2)
Mobile Infantry- Chimera (3.2.2) ZOC
Support- Missile Squad- (4.3.1) Defensive Bombard (4.0.1)
Assault Infantry- Ogryn (5.2.1) +1 HP
Fast Attack- Hellhound (6.2.2) Blitz
Walkers- Sentinel (5.1.3) Ignores a buncha terrain
Elite Infantry- Karsarkins (5.5.1) Detects Hidden
Stealth- Sniper (2.2.1) Bombard (7.1.1), Lethal Land, Hidden
Heavy Support- Leman Russ (9.5.2) Defensive Bombard (7.0.1) +1 HP, Options to Demolisher
Flight- Vulture - (7.4.4) Ignores all Terrain, Sees 2, Can Rebase
Siege- Griphon (3.3.2) Bombard (8.2.3)
Field Artillery- Basalisk (3.3.2) Bombard (6.3.2)
Special Weapons- Medusa (3.3.2) Bombard (9.2.1) Lethal Land and Sea,
Heroes- Psyker (5.6.1), See Two Spaces, Defenesive Bombard (6.0.1), Detects Hidden
AA - Hydra (4.4.2) Air Defense of... some.
Super Heavy- Baneblade 14.7.2 +2 HPs
Champion- Commisar (7.7.1) Detects Hidden, Sees 2, Stealth attack versus Heros and early game infantry
Sea Units
Naval Transport- Umm... a Boat
Naval War- A different boat
Naval Supremecy We'll worry about that one later
Air Units
Flight - Thunderbolt (5.2.0) Bombards (4.0.1) Range 8, Air Superiority
Heavy Flier - Marauder (0.4.0) Bombards (10.0.2) Range 12