Air Shield

School of Air Magic

Level 1

Haste

Magic Arrow *

View Air

Level 2

Disguise

Disrupting Ray

Fortune

Lightning Bolt

Precision

Protection from Air

Visions *

Level 3

Air Shield

Destroy Undead

Hypnotize

Level 4

Chain Lightning

Counterstrike

Level 5

Dimension Door

Fly

Magic Mirror

Summon Air Elemental

Titan's Lightning Bolt

School of Earth Magic

School of Fire Magic

School of Water Magic

Air Shield
	School:	Air Magic
	Level:	3rd
	Cost:	12
	Duration:	1 rnd/sp
Basic effect
Target, allied troop takes 25% less damage from ranged attacks.
Advanced effect
Target, allied troop takes 50% less damage from ranged attacks.
Expert effect
All allied troops takes 50% less damage from ranged attacks.
Probability of occurrence (%):
Castle   13 Rampart   24 Tower   32 (24*) Inferno   9 Necropolis   13 Dungeon   13 Stronghold   24 Fortress   17 Conflux   13 Cove     Factory     * Without Library

Air Shield is a 3rd level spell in the School of Air Magic. It reduces the amount of damage allied troops receive from enemy's ranged attacks.

Discussion

While Air Shield is supposed to protect from Arrow Towers as well, it actually significantly increases the damage.