Field Drill
Mongols: siege engines move 50% faster.
- Researched at
- Castle
- Age
- Dominion Age
- Cost
- 500 wood450 gold
- Research time
- 60 s
Britons (not available)
Franks (not available)
Chinese (not available)
Mongols
What it changes
- speed +50%Battering Ram line, Mangonel line, Rocket Battery line, Springald line, Trebuchet, Bombard, Petard