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Aorsoi (Imperator Augustus) Aorsoi (Imperator Augustus) Technologies

Siege

Vast engines of war can grind an enemy into the dust.

Siege
No. Technology research_points cost_per_round Requires Effects Enables
1 Emergency Measures Siege Tier 1
Emergency Measures
Those who cannot fight are of little use in a siege.
200 0 Supply Foraging
  • -3% siege unit costs (all provinces)
  • -20% attritional losses when under siege
Battering Ram Wagon Laager Woodworker
2 Battering Ram Siege Tier 2
Battering Ram
"Knock, knock!"
300 0 Emergency Measures
  • -3% siege unit costs (all provinces)
  • -40% attritional losses when besieging
  • Pre-siege: battering ram
Siege Tower
3 Wagon Laager Siege Tier 2
Wagon Laager
On the empty steppes a circle of wagons is a mighty citadel.
300 0 Emergency Measures
  • -3% siege unit costs (all provinces)
  • -30% attritional losses when under siege
  • +1 siege hold-out time for besieged settlements
    (double for city-ports) (all regions)
Boiling Oil
4 Boiling Oil Siege Tier 3
Boiling Oil
Not even the bravest can master their horror when being scalded to death.
500 0 Wagon Laager
  • -5% siege unit costs (all provinces)
  • +1 siege hold-out time for besieged settlements
    (double for city-ports) (all regions)
  • Enables settlement gates to pour boiling oil (all regions)
Ammunition Stores
5 Siege Tower Siege Tier 3
Siege Tower
If you cannot go through a fortress wall, go over it. And in style.
800 0 Battering Ram
  • -5% siege unit costs (all provinces)
  • -1 enemy siege hold-out time
    (double for city-ports)
  • Pre-siege: siege tower
Torsion Techniques Carpenter
6 Ammunition Stores Siege Tier 4
Ammunition Stores
What use is the mightiest engine when there is nothing to fling at the enemy but insults?
1000 0 Boiling Oil
  • -5% siege unit costs (all provinces)
  • +25% ammunition for units during siege defence battles
  • -50% attritional losses when under siege
  • +20% shots per minute for all siege units
Improved Defensive Artillery
7 Improved Defensive Artillery Siege Tier 5
Improved Defensive Artillery
He who casts the biggest stone laughs last.
1600 0 Ammunition Stores
  • -7% siege unit costs (all provinces)
  • +10% missile damage inflicted by all siege weapons
  • +10% city tower damage
  • +10% city tower shots per minute
Armoured Siege Units
8 Torsion Techniques Siege Tier 6
Torsion Techniques
The largest wall will tumble after many powerful blows.
2100 0 Siege Tower
  • -7% siege unit costs (all provinces)
  • -60% attritional losses when besieging
  • -1 enemy siege hold-out time
    (double for city-ports)
  • +15% missile damage for all siege units
Builder\'s Hall
9 Armoured Siege Units Siege Tier 6
Armoured Siege Units
Powerful siege engines have delicate innards.
2400 0 Improved Defensive Artillery
  • -7% siege unit costs (all provinces)
  • +1 siege hold-out time for besieged settlements
    (double for city-ports) (all regions)
  • +25% health for all siege vehicles
  • +25% armour for all siege units
Sanctuary of Goitosyros