Towers

Bloons Tower Defense 6 has a large quantity of towers; this page also includes how and when they are unlocked.

Towers
Dart Monkey: Unlocked at start

Tack Shooter: Rank 2

Sniper Monkey: Rank 3

Boomerang Thrower: Rank 4

Ninja Monkey: Rank 6

Bomb Tower: Rank 7

Ice Tower: Rank 8

Glue Gunner & Sentry Turret: Rank 9

Boulder: Rank 10

Monkey Buccaneer: Rank 11

Archer Monkey: Rank 12

Monkey Ace & Heli Pilot: Rank 13

Super Monkey: Rank 14

Monkey Apprentice: Rank 15

Monkey Village: Rank 16

Banana Farm & Scuba Monkey: Rank 17

Monkey Engineer & Bloonchipper: Rank 18

Mortar Tower & Monkey Welder: Rank 19

Dartling Gun & Monkey Medic: Rank 20

Spike Factory & Monkey Knight: Rank 21

Bloon Research Center: Rank 22

COBRA & Monkey Soldier: Rank 23

Monkey Sub & Tesla Coil: Rank 24

Banillionaire & Pyromaniac Monkey: Rank 25

Rockstar Monkey & Bananade Stand: Rank 26

Monkey Bunker & Coconut Tree: Rank 27

Follower of the Sun God & Artillery Cannon: Rank 28

Monkey Aerospace Administration & Monkey Satellite: Rank 30

Orbital Research Center: Rank 32

Pineapple Factory: Rank 33

Monkey Mine & Monkey Farmer: Rank 35

Monkey Space Station: Rank 36

Bazooka Monkey: Rank 38

Monkey Tank, Dart Gorilla: Rank 40

Missile Silo: Rank 42

Cyborg Monkey: Rank 44

MANR Supercollider: Rank 45

Ultra Monkey: Rank 60

Secret Forbidden Technique Monkey: Rank 100