Air Defense

level 14, currently the highest level possible

“Defends your city against aerial attackers.”

Levels

Level 1

Level 2

Level 3

Level 4

Level 5

Level 6

Level 7

Level 8

Level 9

Level 10

Level 11

Level 12

Level 13

Level 14

General Information

• The Air Defense is a defensive building that specializes in dealing damage only against Airstrip units within its range

• The Air Defense is available in the Industrial Age

• Bombers do reduced damage against these structures

Defense tactic

• Let Air Defense close to major building like City Center, Rocket Arsenal or Resources Building to stop enemy's Fighters, Bombers, or Transports from enter to these building and take down them
• Combine with S.A.M. Battery and G.C.I. Radar to take down Airstrip unit before it done too much harm
• Keep them well protected to prevent from Barracks or Factory unit by put them behind Wall to share pressure with Tower to make Airstrip unit down like rains

Statistics

Size	3x3
Range	7
Damage Type:	Single Target

Age	Number Available
Industrial Age	2 (3)
Global Age	3 (4)
Atomic Age
Cold War Age
Space Age	3 (5)
Digital Age
Information Age	4 (6)
Drone Age
Automation Age

Level	Build Cost	Citizens Needed	Upgrade Time	Damage /Sec.	HP	XP Reward	Age Unlocked
1	3,500,000	4	5d	300	5,000	2,700	Industrial Age
2	5,500,000		7d	350	5,750	3,245
3	7,000,000		8d	420	6,325	3,495	Global Age
4	8,600,000		10d	606	8,225	3,950	Atomic Age
5	10,600,000		10d 12h	728	9,460	4,055	Cold War Age
6	12,190,000		11d	872	10,879	4,225
7	14,000,000		12d	1,004	12,279	4,455	Space Age
8	15,000,000		13d	1,200	13,500	4,700
9	17,000,000		14d 12h	1,440	15,300	4,800	Digital Age
10	18,000,000		16d 5h	1,728	18,360	5,155
11	19,000,000		16d 12h	1,998	21,114	5,350	Information Age
12	20,000,000		17d	2,304	23,750	5,500
13	22,000,000		18d	2,640	27,787	5,750	Drone Age
14	23,000,000		19d	2,944	32,100	6,000	Automation Age

Boosts

Council Committees

• Novel's Academy
  • Air Defense and Tower Hitpoints: +10%

Council Councilors

• Alexander the Great
  • Emeny Air Defense Damage
• Guan Yu
  • Air Defense Damage
• Pericles
  • Enemy Air Defense Damage
• Red Cloud
  • Air Defense Damage and HP
• Robert the Bruce
  • Air Defense HP
• Tran Hung Dao
  • Air Defense Damage
  • All Defensive Tower Damage and HP
• Winston Churchill
  • Air Defense Damage
• Yi Sun-sin
  • Air Defense HP
• Florence Nightingale
  • All Def. Tower DMG & HP
• Charlotte Ray
  • Air Defense DMG

Library Technology

• Air Defense (Technology)
  • Ch. 1 = Increases Air Defense attack by 10%.
  • Ch. 2 = Increases Air Defense health by 10%.
  • Ch. 3 = Increases Air Defense limit by 1.
  • Ch. 4 = Increases Air Defense health by 10%.
  • Ch. 5 = Increases Air Defense attack by 10%.
• Anti-aircraft
  • Ch. 4 = +10% Air Defense damage.
  • Ch. 5 = Increases Air Defense limit by 1.
• Radar
  • Ch. 5 = Air Defense connected to the City Center by Roads have +15% attack.

University

• Amelia Earhart at the University confers these bonuses:
  • Air Defense Damage: Increases Air Defense attack by 6% (5 levels).
  • Air Defense Hitpoints: Increases Air Defense health by 6% (5 levels).

Wonders

• Burj Al Arab
  • Upgrade Time Reducation per House: -1%

VIP Bonuses

• Building Upgrade Resource Cost
  • Level 9 : 5%
  • Level 12 : 10%
  • Level 15 : 15%

Parliament Laws

• Base Financing: Defense
  • Reduce cost of Defense building upgrades by 3,000 ~ 85,000 Food/Gold (to a minimum of Free)

Others

The Air Defense blessing adds 40% damage

Trivia

• Another building that can do great damage against aircraft is the Tower and Machine Gun