Monkey Scientist: At first, merely throws empty beakers that break into shattered glass in 8 directions. Has the firing speed of a dart monkey. He cannot pop lead or camo. Easy-$680 Medium-$800 Hard-$860
Path 1:
Bloontonium Beakers: Throws beakers filled with bloontonium instead of nothing. Bloontonium-stained glass pops 2 layers of bloon and can pop lead. Easy-$240 Medium-$260 Hard-$270
Corrosive Beakers: Beakers are filled with a corrosive chemical. The glass gets stained by the corrosive liquid, and pops 3 layers of bloon. Easy-$360 Medium-$390 Hard-$405
Volatile Beakers: Beakers are filled with volatile chemicals that explode, which enables them to pop 5 layers of bloon and make a big explosion instead of shattered glass. Easy-$650 Medium-$705 Hard-$730
Bigger Beakers: Throws bigger beakers, filled with lots of volatile chemicals that explode, which enables the beakers to make a devastating explosion that pops 18 layers of bloon. Easy-$13,000 Medium-$14,100 Hard-$14,600
Path 2:
Glasses: Increases range. Easy-$340 Medium-$400 Hard-$430
Safety Goggles: Increases range even further and grants camo detection. Easy-$680 Medium-$800 Hard-$860
Hallucinogenic Chemicals: Some of the beakers contain hallucinogenic chemicals, which cause bloons to hallucinate, making them go the wrong way temporarily. Easy-$510 Medium-$600 Hard-$645
Monkey Researcher: Research Ability: Allows you to research a specific type of tower up to 5 times per class. Each research gives the researched tower special advantages. Easy-$52,000 Medium-$60,000 Hard-$64,000
Path 1 total: Easy-$14,250 Medium-$15,455 Hard-$16,005
Path 2 total: Easy-$53,530 Medium-$61,800 Hard-$65,935
Results from researching towers:
Dart Monkey:
1: Dart Monkeys and their upgrades cost 5% less.
2: Tier 3 and 4 upgrades on the first path cost 15% less instead of 5% less.
3: Dart Monkeys’ darts explode on their last pop. Increases explosion radius if you have splodey darts.
4: Dart Monkey’s darts send out secondary bombs when they explode.
5: Dart Monkey’s darts explode on EVERY pop.
Tack Shooter:
1: Tack Shooters and their upgrades cost 5% less.
2: Tack Shooters’ tacks pop 2 bloons each, 4 if you have tack awesomizer. Tier 4 upgrade on path 1 pops 2 layers of bloon, 4 if you have tack awesomizer.
3: Tack Shooters can pop camo.
4: Tack Shooters can pop lead.
5: Tack Shooters shoot twice as fast.
Sniper Monkey:
1: Sniper Monkeys and their upgrades cost 5% less.
2: Sniper Monkeys’ shots always pop lead.
3: Sniper Monkey’s shots make a small explosion. The more upgrades on path 1, the more damage the explosions deal, with an exception for tier 4.
4: Sniper Monkey’s explosions pop black bloons and zebra bloons.
5: Slightly increases the size of the explosions. The more upgrades on path 1, the bigger and more damaging the explosions are. Tier 4 only increases explosion size.
Boomerang Thrower:
1: Boomerang Throwers and their upgrades cost 5% less.
2: Boomerang Throwers’ path 1 upgrades increase firing speed.
3: Glaives pop 2 layers of bloon.
4: Boomerangs pop 2 layers of bloon and glaives pop 4.
5: Boomerang throwers throw 2 boomerangs at once. 4 if you have double ranga.
Ninja Monkey:
1: Ninja Monkeys and their upgrades cost 5% less.
2: Ninja Monkeys throw 1.5x as fast and have double the range as normal.
3: Shuriken can pop lead and frozen bloons.
4: Flash Bombs have a significantly bigger explosion radius and pop 2 layers of bloon.
5: All ninjas throw flash bombs; tier 3 upgrade on path 2 causes flash bombs to send out secondary flash bombs.
Bomb Towers:
1: Bomb Towers and their upgrades cost 5% less.
2: Bomb Towers can pop black and zebra bloons.
3: Bomb Towers deal 3x damage to ceramic bloons, 5x damage with the tier 1 upgrade on path 2, and 10 damage with the tier 2 upgrade on path 2.
4: MOAB maulers deal x30 damage to MOAB class bloons.
5: Tier 3 upgrade on path 1 can pop 2 layers of bloon, and tier 4 upgrade on path 1 can pop 4 layers of bloon.
Ice Tower:
1: Ice Towers and their upgrades cost 5% less.
2: Ice Towers can freeze white bloons and zebra bloons.
3: Ice Towers can see camo.
4: Tier 3 upgrade on path 1 slows down MOAB class bloons as well.
5: Tier 3 upgrade on path 1 pops 2 layers of bloon when bloons are frozen by it, and tier 4 upgrade on path 1 pops 4 layers of bloon when bloons are frozen by it.
Glue Gunner:
1: Glue Gunners and their upgrades cost 5% less.
2: Glue Gunners can slow down ceramic bloons.
3: Glue Gunners can see camo.
4: Glue Striker can glue MOAB class bloons, although they will only be slowed.
5: Glue Gunners can shoot glued bloons if their glue is stronger than the glue on the bloon. Also, the glue slows bloons down twice as much.
Monkey Buccaneer:
1: Monkey Buccaneers and their upgrades cost 5% less.
2: Shots pop lead. Grapes pop lead with dreadnought.
3: All ships can see camo; Crow’s Nest increases range dramatically.
4: The bomb-shooting cannon on Cannon Ship makes much bigger explosions.
5: The bomb-shooting cannon on Cannon Ship sends out secondary bombs, can pop black and zebra bloons, and stuns bloons for a short time.
Monkey Ace:
1: Monkey Aces and their upgrades cost 5% less.
2: Monkey Aces always drop pineapples; Pineapple Present increases pineapple explosion size.
3: Monkey Aces drop road spikes as well as pineapples.
4: Monkey Aces drop white-hot road spikes that can pop lead instead of road spikes.
5: Monkey Aces drop spike balls instead of road spikes. Spike balls pop 16 bloons each and deal extra damage to ceramics.
Super Monkey:
1: Super Monkeys and their upgrades cost 5% less.
2: Super Monkeys have a 20% higher range.
3: Super Monkeys have a 40% higher range.
4: Super Monkeys can pop lead.
5: Tier 4 upgrades cost 15% less instead of 5% less, and Super Monkeys can see camo. Super Monkeys have an 80% range increase if you have the tier 3 specialty building.
Monkey Apprentice:
1: Monkey Apprentices and their upgrades cost 5% less.
2: All apprentices can spot camo; Monkey Sense greatly increases range.
3: Increases firing speed by 20%.
4: Tornadoes blow bloons back twice as much.
5: All of Monkey Apprentices’ attacks remove bloons’ regen and camo properties.
Monkey Village:
1: Monkey Villages and their upgrades cost 5% less.
2: All Monkey Villages grant camo detection; Radar Scanner increases price reduction granted to 20%.
3: All Monkey Villages allow towers to pop all types of bloon; Monkey Intelligence Bureau increases price reduction granted to 40%.
4: All Monkey Villages shoot an energy beam; High Energy Beacon increases the damage the energy beam deals.
5: All Monkey Villages reduce ability cooldown by 20%; High Energy Beacon increases cooldown to 40%.
Banana Farm:
1: Banana Farms and their upgrades cost 5% less.
2: Bananas and banana boxes are worth 10% more.
3: Banana Farms and their upgrades cost 10% less.
4: Bananas and banana boxes are worth 20% more.
5: Banana Farms and their upgrades cost 15% less, bananas and banana boxes are worth 30% more, and banana farms give one red banana per upgrade per round. Red bananas are worth 1 life each and double cash. 2 lives with healthy bananas.
Mortar Tower:
1: Mortar Towers and their upgrades cost 5% less.
2: Mortar Towers’ bomb shells send out frags.
3: Mortar Towers’ bomb shells send out secondary bombs.
4: Mortar Towers’ bomb shells and secondary bombs stun bloons for a short time, and can pop black and zebra bloons.
5: Mortar Towers’ bomb shells and secondary bombs deal 10 damage to ceramic bloons and deal 10x damage to MOAB class bloons.
Dartling Gun:
1: Dartling Guns and their upgrades cost 5% less.
2: Dartling Guns’ darts can always pop lead; Depleted Bloontonium Darts doubles the damage the darts deal.
3: Hydra rockets send out frags.
4: Hydra rockets send out secondary bombs.
5: Hydra rockets and their secondary bombs pop 2 layers of bloon and stun bloons for a short time.
Spike Factory:
1: Spike Factories and their upgrades cost 5% less.
2: Spike Factories create spikes twice as fast.
3: Spike Factory spikes pop 2 bloons each, 4 bloons each with tack awesomizer.
4: Spiked mines make much bigger explosions.
5: Spiked mines send out secondary bombs.
Deluxe:
Monkey Engineer:
1: Monkey Engineers and their upgrades cost 5% less.
2: Monkey Engineers always have one special turret. The special turret has the same firing speed and range as the engineer, and shoots whatever the Monkey Engineer does. However, it does not make foam, turrets, or traps, and it does not have overclock, even if the Monkey Engineer does. Special turrets are grey.
3: Monkey Engineers have two special turrets.
4: Monkey Engineers have three special turrets.
5: Monkey Engineers only have one special turret, but it has whatever the Monkey Engineer does, even if that is foam, turrets, traps, and overclock.
Monkey Scientist:
1: Monkey Scientists and their upgrades cost 5% less.
2: Monkey Scientists and their upgrades cost 10% less.
3: Monkey Scientists and their upgrades cost 15% less.
4: Monkey Scientists have a 100% higher firing speed.
5: Monkey Scientists have a 100% increased range.
Specialty Building: Laboratory
Lvl1: Reduces the cost of Monkey Scientists and their upgrades by 5%.
Lvl2: Increases the range and attack speed of Monkey Scientists by 10% each.
Lvl3: Reduces the cooldown of researching by 20%.