900 300

Trains your Barracks to produce Engineers. Requires 2 Barracks.

Build time

25m

Bought at

2 × Barracks

Unlocks

Engineer

900 300

Adds a research wing to your Construction Yard and opens the Research menu.

Build time

25m

Bought at

Construction Yard

1,500 450

Retools your Combat Factory to build ATVs. Requires 1 Combat Factory.

Build time

23m 50s

Bought at

Combat Factory

Unlocks

ATV

3,000 1,000

Equips your War Factory to build Rocket Tanks. Requires 2 War Factories.

Build time

32m 10s

Bought at

2 × War Factory

Unlocks

Rocket Tank

60 0

Upgrades Concrete into hardier Large Concrete slabs.

Build time

2m

Bought at

Construction Yard

Replaces

Concrete

Becomes

Large Concrete

4,800 1,200

Converts Carriers into faster, cheaper Tankers.

Build time

1h

Bought at

Aircraft Assembly Plant

Replaces

Carrier

Becomes

Tanker

8,640 2,160

Unlocks your house's signature special attack, launched from the Attack page.

Build time

1h 10m

Bought at

Palace

4,560 1,140

Upgrades the Aircraft Assembly Plant into a High Tech Factory.

Build time

50m

Bought at

Construction Yard

Replaces

Aircraft Assembly Plant

Becomes

High Tech Factory

108 0

Upgrades Wall into reinforced Metal Wall.

Build time

4m

Bought at

Construction Yard

Replaces

Wall

Becomes

Metal Wall

900 225

Clears your engineers to erect Rocket Turrets. Requires 2 Barracks.

Build time

9m

Bought at

2 × Barracks

Unlocks

Rocket Turret

2,700 675

Trains your Barracks to produce Bombardiers. Requires 2 Barracks.

Build time

27m

Bought at

2 × Barracks

Unlocks

Bombardier

15,400 3,850

Trains your Barracks to produce Commandos. Requires 2 Barracks and 2 Palaces.

Build time

2h 34m

Bought at

2 × Barracks

Unlocks

Commando

30,000 7,500

Authorises your Palace to field Outlaws. Requires 2 Palaces.

Build time

5h

Bought at

2 × Palace

Unlocks

Outlaw

50,000 12,500

Authorises your Palace to field Saboteurs. Requires 2 Palaces.

Build time

8h 20m

Bought at

2 × Palace

Unlocks

Saboteur

4,200 1,050

Retools your Combat Factory to build Raider Trikes. Requires 2 Combat Factories.

Build time

42m

Bought at

2 × Combat Factory

Unlocks

Raider Trike

0 0

Clears your High Tech Factory to assemble Airlifters. Requires 2 High Tech Factories.

Build time

instant

Bought at

2 × High Tech Factory

Unlocks

Airlifter

0 0

Clears your High Tech Factory to assemble Cargos. Requires 2 High Tech Factories.

Build time

instant

Bought at

2 × High Tech Factory

Unlocks

Cargo

120 0

Upgrades Large Concrete into reinforced Foundation slabs.

Build time

4m

Bought at

Construction Yard

Replaces

Large Concrete

Becomes

Foundation

675 135

Upgrades Power Plant into a Nuclear Reactor for far greater output.

Build time

30m

Bought at

Construction Yard

Replaces

Power Plant

Becomes

Nuclear Reactor

4,050 648

Upgrades Refinery into a Refinement Plant with higher throughput.

Build time

46m

Bought at

Construction Yard

Replaces

Refinery

Becomes

Refinement Plant

1,350 270

Upgrades Combat Factory into a Navigator Station.

Build time

46m

Bought at

Construction Yard

Replaces

Combat Factory

Becomes

Navigator Station

3,240 540

Upgrades War Factory into an Assault Factory.

Build time

1h

Bought at

Construction Yard

Replaces

War Factory

Becomes

Assault Factory

540 81

Upgrades Silo into a higher-capacity Depot.

Build time

16m

Bought at

Construction Yard

Replaces

Silo

Becomes

Depot

1,890 432

Upgrades Observatory into a Radar station.

Build time

30m

Bought at

Construction Yard

Replaces

Observatory

Becomes

Radar

1,080 135

Upgrades Cannon Turret to a faster-firing variant.

Build time

30m

Bought at

Construction Yard

Replaces

Cannon Turret

Becomes

Rapid Cannon Turret

20,000 15,000

Upgrades Soldier to better-armored Medium Soldier.

Build time

4h

Bought at

Barracks

Replaces

Soldier

Becomes

Medium Soldier

1,296 324

Upgrades Trike to a lighter, faster variant.

Build time

30m

Bought at

Combat Factory

Replaces

Trike

Becomes

Fast Trike

3,024 756

Upgrades Howitzer into the heavier Sieger.

Build time

46m

Bought at

War Factory

Replaces

Howitzer

Becomes

Sieger

5,184 1,296

Upgrades Harvester to carry a larger Titanite load.

Build time

46m

Bought at

War Factory

Replaces

Harvester

Becomes

Heavy Harvester

3,240 810

Upgrades Rocket Turret into a Galactic Defense Tower.

Build time

38m

Bought at

Construction Yard

Replaces

Rocket Turret

Becomes

Galactic Defense Tower

10,000 15,000

Clears your thumpers into Quakers. Requires 2 Barracks.

Build time

3h

Bought at

Barracks

Replaces

Thumper

Becomes

Quaker

7,200 18,000

Trains your Barracks to produce Medics. Requires 2 Barracks.

Build time

1h 12m

Bought at

2 × Barracks

Unlocks

Medic

2,000 500

Extends your Repair Platform to build Mobile Repair Units. Requires 2 Repair Platforms.

Build time

20m

Bought at

2 × Repair Platform

Unlocks

Mobile Repair Unit

6,000 1,500

Equips your War Factory to build Wave Tanks. Requires 2 War Factories.

Build time

1h

Bought at

2 × War Factory

Unlocks

Wave Tank

6,000 1,500

Equips your War Factory to build Deflectors. Requires 2 War Factories.

Build time

1h

Bought at

2 × War Factory

Unlocks

Deflector

9,000 2,250

Equips your War Factory to build Ravagers. Requires 2 War Factories.

Build time

1h 30m

Bought at

2 × Assault Factory

Unlocks

Ravager

5,500 1,375

Clears your High Tech Factory to assemble Eagles. Requires 2 High Tech Factories.

Build time

55m

Bought at

2 × High Tech Factory

Unlocks

Eagle

11,000 2,750

Clears your High Tech Factory to assemble Hawks. Requires 2 High Tech Factories.

Build time

1h 50m

Bought at

2 × High Tech Factory

Unlocks

Hawk

16,500 4,125

Clears your High Tech Factory to assemble Banshees. Requires 2 High Tech Factories.

Build time

2h 45m

Bought at

2 × High Tech Factory

Unlocks

Banshee

972 147

Upgrades Depot into buried, blast-resistant Subterranean Storage.

Build time

24m

Bought at

Construction Yard

Replaces

Depot

Becomes

Subterranean Storage

3,402 777

Upgrades Radar into a full Command Center.

Build time

46m

Bought at

Construction Yard

Replaces

Radar

Becomes

Command Center

195 0

Upgrades Metal Wall into near-indestructible Adamantium Wall.

Build time

6m

Bought at

Construction Yard

Replaces

Metal Wall

Becomes

Adamantium Wall

1,944 243

Upgrades Rapid Cannon Turret into a Laser Tower.

Build time

46m

Bought at

Construction Yard

Replaces

Rapid Cannon Turret

Becomes

Laser Tower

390 96

Upgrades Medium Soldier into heavily-armored Heavy Soldier.

Build time

4m

Bought at

Barracks

Replaces

Medium Soldier

Becomes

Heavy Soldier

378 108

Upgrades Trooper into a Specialist marksman.

Build time

2m

Bought at

Barracks

Replaces

Trooper

Becomes

Specialist

606 150

Upgrades Bombardier into a Cannoneer.

Build time

2m

Bought at

Barracks

Replaces

Bombardier

Becomes

Cannoneer

690 174

Upgrades Outlaw into a Guerilla Outlaw.

Build time

6m

Bought at

Barracks

Replaces

Outlaw

Becomes

Guerilla Outlaw

1,902 474

Upgrades Saboteur into an Infiltrator.

Build time

6m

Bought at

Barracks

Replaces

Saboteur

Becomes

Infiltrator

1,080 270

Upgrades Commando into an Imperial Commando.

Build time

6m

Bought at

Barracks

Replaces

Commando

Becomes

Imperial Commando

1,728 432

Upgrades ATV into a multi-legged Octopod.

Build time

46m

Bought at

Combat Factory

Replaces

ATV

Becomes

Octopod

3,024 756

Upgrades War Tank to fire a Laser cannon.

Build time

46m

Bought at

War Factory

Replaces

War Tank

Becomes

Laser Tank

5,442 1,362

Upgrades Sieger into the heavier Bombarder.

Build time

1h 10m

Bought at

War Factory

Replaces

Sieger

Becomes

Bombarder

9,330 2,334

Upgrades Heavy Harvester into a Spacefolder.

Build time

1h 10m

Bought at

War Factory

Replaces

Heavy Harvester

Becomes

Spacefolder

3,888 972

Upgrades Rocket Tank into the longer-range SCUD Tank.

Build time

1h

Bought at

War Factory

Replaces

Rocket Tank

Becomes

SCUD Tank

1,512 378

Upgrades Raider Trike into the Raider.

Build time

32m

Bought at

Combat Factory

Replaces

Raider Trike

Becomes

Raider

945 216

Upgrades Barracks into a Training Center.

Build time

30m

Bought at

Construction Yard

Replaces

Barracks

Becomes

Training Center

6,480 1,620

Upgrades Starport into a Galactic Gate.

Build time

1h

Bought at

Construction Yard

Replaces

Starport

Becomes

Galactic Gate

8,208 2,052

Upgrades High Tech Factory into a Space Station.

Build time

1h 16m

Bought at

Construction Yard

Replaces

High Tech Factory

Becomes

Space Station

4,752 1,188

Upgrades Airlifter into a Transporter.

Build time

1h 8m

Bought at

Aircraft Assembly Plant

Replaces

Airlifter

Becomes

Transporter

351 0

Upgrades Adamantium Wall into an energy Laser Wall.

Build time

10m

Bought at

Construction Yard

Replaces

Adamantium Wall

Becomes

Laser Wall

702 174

Upgrades Heavy Soldier into a Cyborg Hybrid.

Build time

6m

Bought at

Barracks

Replaces

Heavy Soldier

Becomes

Cyborg Hybrid

5,832 1,458

Upgrades Galactic Defense Tower into a Proton Cannon.

Build time

58m

Bought at

Construction Yard

Replaces

Galactic Defense Tower

Becomes

Proton Cannon

5,442 1,362

Upgrades Laser Tank into the M-81.

Build time

1h 10m

Bought at

War Factory

Replaces

Laser Tank

Becomes

M-81

1,890 486

Upgrades Medic into a Healer.

Build time

4m

Bought at

Barracks

Replaces

Medic

Becomes

Healer

4,320 1,080

Upgrades Wave Tank into the Wave Blaster.

Build time

1h 16m

Bought at

War Factory

Replaces

Wave Tank

Becomes

Wave Blaster

4,320 1,080

Upgrades Deflector into the Radical Deflector.

Build time

1h 16m

Bought at

War Factory

Replaces

Deflector

Becomes

Radical Deflector

4,536 1,134

Upgrades Ravager into the Annihilator.

Build time

1h 16m

Bought at

War Factory

Replaces

Ravager

Becomes

Annihilator

8,553 2,139

Upgrades Transporter into an instant-travel Teleporter.

Build time

1h 42m

Bought at

Aircraft Assembly Plant

Replaces

Transporter

Becomes

Teleporter