Tack Research Center



Tack Research Center is the Specialty Building for the Tack Shooter. It costs 500 to purchase and increases Bomb Tower cost and upgrades by 5% (Boomerang Throwers if it's in the Mobile version). 

Upgrades

 * Initial cost is 500
 * Second upgrade costs 500
 * Third upgrade costs 850 (Increases popping power to 16 every other shot. (32 for Tack Sprayer)
 * (Bloons TD 5 Mobile only) Fourth upgrade costs 1100. Tacks get an extra pierce every shot.
 * (While active) Increases the cost of Bomb Towers (Boomerang Throwers if Mobile version) and their upgrades by 5%

Trivia

 * The bonuses from Tiers 3 and 4 do not stack. The bonus from Tier 4 is simply an upgrade of Tier 3.
 * There are six 0/0 Tack Shooters inside the garage.
 * There are boxes of tacks outside and one of them has opened, and all of the tacks fell out.
 * The description says Tack Towers, but their name is Tack Shooters.
 * This is one of the few Specialty Buldings where it costs 500 to purchase the building, the others being the Dart Training Facility and Spikes R Us.
 * The level 3 and 4 effects of the Tack Research Center prove extremely useful for the Tack Sprayer, as it has a popping power of 16 (1 per tack) by default, increasing its popping power to 32 (2 per tack).