Airstrike HD

Present box

All bonuses are active

Surprise

Activates any bonus

Sniper

All buildings within a level are down without a single miss

Legendary Sniper

All buildings within all levels on all operations are down without a single miss

Stargazer

You’ve earned 3 Stars of Valor

General killer

3 Stars of Valor earned for all levels on all missions

Mechanic

You’ve upgraded your aircraft

Legendary Mechanic

You have every single upgrade for all your aircrafts

The end of War

All operations complete

Combat flight

First operation complete

Scorched Earth

All bosses down

Massive Target

First Boss down