Tack tower

The tack tower is another original tower from BTD, it was the second tower that shoots in eight directions that is best used for corners.

the upgrades for the tower are a basic extra range and faster shooting but from the third game has the upgrade of blade shooter that increases the accuracy of there hits, in BTD 4 the first introduced its ultimate power called ring of fire, giving a burst of flames at all 360 degrees that pop througth lead and frozen bloons.

the tower is a simalor tower to the boomarang thrower, they have similar upgrades and in the end have the same ability of cutting througth all bloons.

to view more upgrades click here