Combined-Arms Command

All attacking towers deal more damage.

All attacking towers deal 5% more damage per rank.

Requirements and progression

Branch: Defense.

Ranks and access: 3 / L15, Signal Amplification 1.

Rank	Effect at this rank
1	Every attacking tower gains +5% damage.
2	Every attacking tower gains +10% damage.
3	Every attacking tower gains +15% damage.

This passive uses Commander points. A level provides one point after level 1, so choose the specialization that fits your defense. Read the passive skill index.