THE BREAK DOWN
Depending on the difficulty, the amount of money spent on fortications versus the amount actually used to level-up will vary.
Difficulty Experience Affects:
- Casual = 60%
- Normal = 80%
- Hardcore = 100%
- Insane = 120%
Note: These can be stacked with mutators.
(Difficulty Percentage) x (Mutator 1 + Mutator 2 + Mutator 3) = Fortifications Experience
Barrier:
Level 1 - Already Unlocked
Level 2 - To Unlock: Spend 2,000 on barriers-Spike Barrier Repair Cost 8% Less & Level 1 Decoy Unlocked
Level 3 - To Unlock: Spend 8,000 on barriers.Razor Wire Barrier Unlocked
Level 4 - To Unlock: Spend 20,000 on barriers.Razor Wire Repair Cost 8% Less & Level 1 Turret Unlocked.
Level 5 - To Unlock: Spend 45,000 on barriers.Electrified Barrier Unlocked
Level 6 - To Unlock: Spend 75,000 on barriers.Electrified Barrier Repair Cost 8% Less
Level 7 - To Unlock: Spend 120,000 on barriers.Laser Barrier Unlocked - Silverback Unlocked
Level 8 - To Unlock: Spend 170,000 on barriers.Laser Barrier Repair Cost 8% Less
Decoy:
Level 1 - To Unlock: Spend 2,000 on barriers.
Level 2 - To Unlock: Spend 5,000 on decoys.Light Decoy Dummy Decoy Unlocked.
Level 3 - To Unlock: Spend 20,000 on decoys. Repair Cost Reduced
Level 4 - To Unlock: Spend 35,000 on decoys.Dummy Decoy with Red Paint Unlocked
Level 5 - To Unlock: Spend 75,000 on decoys.Repair Cost Reduced
Level 6 - To Unlock: Spend 110,000 on decoys.Dummy with boombox and explosives Unlocked
Level 7 - To Unlock: Spend 170,000 on decoys.Repair Cost Reduced
Level 8 - To Unlock: Onyx Guard Spend 220,000 on decoys
*Need Horde DLC
Sentry:
Level 1 - To Unlock: Spend 35,000 on decoys.
Level 2 - To Unlock: Spend 10,000 on sentries.Light Sentry Repair Cost 11% Less.
Level 3 - To Unlock: Spend 30,000 on sentries.Heavy Sentry Mechanic - Heavy Sentry Guns Unlocked
Level 4 - To Unlock: Spend 90,000 on sentries. Heavy Sentry Repair Cost 11% Less
Level 5 - To Unlock: Spend 105,000 on sentries.Static Sentry Mechanic - Static Sentry Guns Unlocked
Level 6 - To Unlock: Spend 135,000 on sentries.Static Sentry Repair Cost 11% Less
Level 6 - To Unlock: Spend 200,000 on sentries.Incendiary Sentry
*Need Horde DLC
Man-able Turret:
Level 1 - To Unlock: Retro Lancer Turret Spend 20,000 on barriers.
Level 2 - To Unlock: Spend 15,000 on turrets.Increased Acuracy
Level 3 - To Unlock: 50,000 on turrets.Lancer Turret Unlocked
Level 4 - To Unlock: Spend 90,000 on turrets.Repair cost Reduced
Level 5 - To Unlock: Spend 140,000 on turrets.Troika Turret Unlocked
Level 6 - To Unlock: Spend 200,000 on turrets.Repair Cost Reduced
Level 7 - To Unlock: Spend 270,000 on turrets.Armored Troika Turret Unlocked
Level 8 - To Unlock: Spend 360,000 on turrets.Repair Cost Reduced
*Need Horde DLC for Command Center
Silverback:
Level 1 - To Unlock: Spend 170,000 on barriers.
Level 2 - To Unlock: Spend 200,000 on silverbacks. Repair Cost 11% Less*before DLC was 33%
Level 3 - To Unlock: Spend 500,000 on silverbacks. Rockets
*Need Horde DLC
Level 4 - To Unlock: Spend 900,000 on silverbacks. Repair Cost 11%
*Need Horde DLC
Level 5 - To Unlock: Spend 1,500,000 on silverbacks. Repair Cost 11%
*Need Horde DLC
*Need Horde DLC for Command Centers
Command Centers:
*Name listing of C.C. Outside Command Centers/ Inside Command Centers
Level 1 - To Unlock: Sniper/Boomshots C.C. Spend 360,000 on turrets/Level 8 turrents
Level 2 - To Unlock: Mortar/Boomshots & Frags C.C. Spend 5,000
Level 3 - To Unlock: Upgraded Mortar/Boomshots & Frags C.C. Spend 25,000
Level 4 - To Unlock: Hammer of Dawn/Vulcan Cannons C.C. Spend 40,000