A bit behind, but I came across this and thought it was a neat idea. So I'm gonna go along with it! I wanna get through the Heresy in this 'Battle Report' style before I come up with fluff for it. Anyway, here's what I've got so far:
Emperor’s Children = Arch-Traitors (Undivided)
~80,000
Blood Angels = Traitor (Khorne)
~120,000
Sons of Horus = Traitor (Tzeentch)
~140,000
World Eaters = Traitor (Nurgle)
~100,000
Raven Guard = Traitor (Slaanesh)
~80,000
Word Bearers = Traitor (Undivided)
~240,000
Iron Hands = Traitor (Undivided)
~90,000
Salamanders = Traitor (Undivided)
~60,000
Alpha Legion = Traitor (Undivided)
~90,000
= 1,000,000
Death Guard = Loyal
~60,000
Imperial Fists = Loyal
~100,000
Dark Angels = Loyal
~100,000
Iron Warriors = Loyal
~120,000
Night Lords = Loyal
~120,000
Ultramarines = Loyal
~350,000
Thousand Sons = Loyal
~20,000
White Scars = Loyal
~80,000
Space Wolves = Loyal
~50,000
= 1,000,000
Opening Salvo:
- Isstvan III:
Quell the loyal elements within three Traitor Legions
Outcome: Emperor's Children at almost full strength (~80,000)
Sons of Horus lose 3/10 (~94,000)
Blood Angels at 1/2 strength (~60,000)
- Nocturne:
Salamanders civil war
Outcome: Legion below half strength (~30,000)
Volcanic activity on Nocturne increases
- Isstvan V:
Death Guard, Fists (Veterans), Wolves
vs
Children, Sons, Blood
2nd Wave: Hands (Veterans), Ravens, Eaters, Alpha, Word, Salies
Outcome: Death Guard considered destroyed (~2,000) - stranded
Imperial Fists veteran companies annhilated
Space Wolves destroyed
Leman Russ killed in a duel by Sanguinius
Vulkan slain by Mortarion
Rogal Dorn escaped with Death Guard
Emperor's Children suffer 30% casualties (~54,000)
Sons of Horus casualties at 25% (~71,000)
Blood Angel losses at 20% (~48,000)
Casualties estimates for 2nd wave range between 1 & 10%
- Signus Prime:
Ultramarines vs Deamons and Word Bearers
Outcome: Ultramarines at critical strength (~10,000)
Word Bearers at critical strength (~10,000)
- Olympia:
Iron Hands, Emperor's Children (Honour Company) vs Iron Warriors
Outcome: Iron Warriors defeat Iron Hands
Iron Hands suffer 50% casualties (~45,000)
Emperor's Children Honour Company destroyed
Iron Warriors 42% losses (~65,800)
Olympia is rendered uninhabitable, the surrounding
system is ruined; most worlds left as blasted husks
Levels of toixc radiation are high
Emperor’s Children = Arch-Traitors (Undivided)
~54,000
Blood Angels = Traitor (Khorne)
~48,000
Sons of Horus = Traitor (Tzeentch)
~71,000
World Eaters = Traitor (Nurgle)
~100,000
Raven Guard = Traitor (Slaanesh)
~80,000
Word Bearers = Traitor (Undivided)
~10,000
Iron Hands = Traitor (Undivided)
~45,000
Salamanders = Traitor (Undivided)
~30,000
Alpha Legion = Traitor (Undivided)
~90,000
= 528,000
Death Guard = Loyal
~2,000 (Stranded)
Imperial Fists = Loyal
~80,000 (Veteran Companies destroyed)
Dark Angels = Loyal
~100,000
Iron Warriors = Loyal
~65,000
Night Lords = Loyal
~120,000
Ultramarines = Loyal
~10,000
Thousand Sons = Loyal
~20,000
White Scars = Loyal
~80,000
Space Wolves = Loyal
~Destroyed
= 477,000
Age of Darkness:
- Calth:
Ultramarines retreat to Ultramar, en route are ambushed by Raven
Guard. 'Rescued' by Dark Angels.
Outcome: Ultramarines are further reduced to a meagre ~8,000
Raven Guard forces conduct hit and run boarding actions
that cripple several of the Ultramarines starships.
The Dark Angels force the Raven Guard to retreat.
The Ultramarines are bolstered by novitiates,
boosting their strength to 50,000.
- Ultramar:
Word Bearers vs Ultramarines
Outcome: The Word Bearers persued the Ultramarines half way across
the galaxy, disgorging legions of Cultists they clash with the
numerically superior Ultramarines, and Ultramar Defence Forces.
Many worlds are left in anarchy, with mighty towers dedicated to
Chaos Glory.
The Ultramarines begin the cleansing of Ultramar.
Lorgar is driven insane.
- Eastern Fringe:
Alpha Legion vs Night Lords
Outcome: Ultima Segmentum in anarchy, between Night Lord pro-
-Imperial terror compaigns and Alpha Legion insurgents
Alpha Legion cripple the Night Lords and withdraw.
Night Lords suffer 60% casualties (~48,000)
Alpha Legion lose 30% of total Legion strength (~60,000)
Campaign lasts five years.