Castle City Wall

"Upgrade external city walls to look like a castle."

- Official BMC Mobile description

The  is one of the walls players pay for real money. It is exclusive to Bloons Monkey City Mobile. It costs $0.99 USD to purchase.

Appearance
It appears as a slightly thick wall made out of stone bricks. The wall is kind of shaped like a castle.

Use
It is used to modify the texture of the city walls.