Siege Support
You gotta recalibrate the arm by five degrees.
Whenever an ally appears, boost it by 1. If it's a Machine, also give it 1 Armor. Crew.
Machine:
Ballista, Reinforced Ballista, Trebuchet, Siege Tower, Reinforced Trebuchet, Incinerating Trap, Wild Boar of the Sea, Dimun Light Longship, An Craite Longship, Rot Tosser, Fire Scorpion, Mangonel, Hefty Helge, Battering Ram, Dimun Warship, An Craite Whaler, Wild Hunt Drakkar, Foltest's Pride
*Crew:
Kaedweni Sergeant, Ballista, Reinforced Ballista, Trebuchet, Siege Tower, Siege Support, Blue Stripe Scout, Siege Master, Combat Engineer, Battering Ram, King Foltest, King Radovid V, King Henselt, Ronvid the Incessant, Foltest's Pride