Hidden Achievements

Hidden Achievements are a special set of achievements that are normally not visible to the player. These achievements only become visible if the specified requirements are met. These are discovered usually through curiosity or random discoveries. They appear in BTD4 Mobile, Bloons 2 Mobile, BTD5 Mobile, BSM2 Mobile, BTD6, BATTD, and Bloons Pop!.

List of Hidden Achievements[]

Bloons TD 6[]

For the full list of achievements in Bloons TD 6, see Achievements (BTD6).

In Bloons TD 6, Hidden Achievements appear with "???" for the name, description, and achievement icon until the achievement is completed. There are currently 13 known Hidden Achievements, which include:

	Big Bloons FIRST RELEASED: Version 10.0
	Description: Pat likes hugging big Bloons even more!
	Rewards:	Notes: Win with Pat Fusty on 10 games.

	Alchermistman and Bloonacleboy FIRST RELEASED: Version 12.0
	Description: You have it set to M for mini, when it should be W for wumbo
	Rewards:	Notes: Gain 900,000+ damage from Bloon Master Alchemist in a single game before round 100 (game must be ended before end of round 100). Can be earned in freeplay, despite a common misconception that it can only be earned in Impoppable or CHIMPS.

$40K	Josh's Constant FIRST RELEASED: Version 14.0
	Description: B-B-Beat any Expert Map on CHIMPS with $40,870 or more spent on 1 Spike Factory.
	Rewards: 0-0-3	Notes: Intended solution is 0-5-2 Carpet of Spikes, and possible with Super Mines (however, Super Mines is not affordable in practice). The 0-2-5 Perma-Spike does not spend over $40,870 required for the achievement.

	Strangely Adorable FIRST RELEASED: Version 14.0
	Description: When the planets align ever so nicely
	Rewards: 3-0-0	Notes: Build a Vengeful True Sun God with level 20 Adora in range.

	Golden Ticket FIRST RELEASED: Version 17.0
	Description: Bloompa-loompa-doompa-dee-doo!
	Rewards:	Notes: On Candy Falls, click the Monkey Loompas in the right order to form the Oompa-Loompa song. See the achievement page for more details.

	Mo Heroes, Mo Problems FIRST RELEASED: Version 20.0
	Description: Complete an Odyssey without a Hero
	Rewards: x3

	Chunky Monkeys FIRST RELEASED: Version 21.0
	Description: I like 'em big, I like 'em chunkay
	Rewards:	Notes: Win 10 games with towers with big footprints on medium difficulty or higher. See the achievement page for details.

	Stubborn Strategy FIRST RELEASED: Version 22.0
	Description: Just because a thing can be done, does not mean that it should be done
	Rewards: 750 x3	Notes: Win 100 games on maps with removable obstacles without removing these obstacles.

2	2TC FIRST RELEASED: Version 12.0
	Description: Complete a game in CHIMPS Difficulty with only 2 monkey towers
	Rewards: +2 0-4-0

500K	Bill Greates FIRST RELEASED: Version 12.0
	Description: Send $500,000 to an ally in co-op in one go
	Rewards: x5	Notes: You need $2,500,000 to send $500,000 in one go

100	Perfect Paragon FIRST RELEASED: Version 28.0
	Description: Paragon of Paragons
	Rewards: 1000	Notes: Obtain a degree 100 Paragon

	Not Lacking Critical Information FIRST RELEASED: Version 29.0
	Description: Get 25,000 Critical hits
	Rewards: 0-0-4 0-3-0

	Nah, I'd win FIRST RELEASED: Version 48.0
	Description: Basically NAPSFRILLS'd it
	Rewards: 1200	Notes: Beat Spa Pits on hard mode while activating the secret Tar Pits version of the map with no continues, powers and with monkey knowledge disabled (Note you are allowed to lose lives and can have premiums (double cash/fast track) active though can not back out and re-enter quite like a black border run)

Formerly Hidden (Bloons TD 6)[]

	All for one and one for one FIRST RELEASED: Version 13.0
	Description: Win a game with only 1 monkey tower on screen at any one time in any Hard Difficulty game
	Rewards: +1	Notes: Win any Hard Mode in any 1 track with only 1 tower on screen every time. Selling towers is allowed, just as long as only 1 tower is present each time

Bloons Super Monkey 2 Mobile[]

Currently Known (Bloons Super Monkey 2 Mobile)[]

Allies Assemble - Summon all 6 allies (10,000 Gold Blops).
Big Spender - Buy an entire tree of weapons in one go (75,000 Gold Blops).
Breaking Wind - Tap the windmill in Monkey Lane until it breaks (500 Gold Blops).
Can't Hide From Me - Pop 10 hidden Bloons on Monkey Lane (2,000 Gold Blops).
Gettin' Crowded - Have 4 monkeys on screen at once (10,000 Gold Blops).
Heavy Lifting - Tap the crane until it picks up the scrap (2,000 Gold Blops).
I'm So Dizzy - Spin Super Monkey in the weapons menu (500 Gold Blops).
Look! No hands! - Pop more bloons in a level with a core weapon than L/R (2,000 Gold Blops).
Monkey Mastery - Buy 100% of weapons for 1 Super Monkey (75,000 Gold Blops).
Rise and Shine - Wake up Super Monkey after falling asleep (2,000 Gold Blops).
Sink The Sub - Tap the Sub in Frozen Fields until it submerges (500 Gold Blops).
Organized Chaos - Have 5 abilities active at once (3 epics and 2 activated abilities) (10,000 Gold Blops).
Precision - Get Bronze, Silver, or Gold with exact Bloon pops (100,000 Gold Blops).
Skull-Diggery - Tap the tar pit until the bones surface (2,000 Gold Blops).

Bloons Adventure Time TD[]

Currently Known (Bloons Adventure Time TD)[]

By the Light of the Sun God! - Become the Sun God (Done by activiating Supermonkey's Sun God ability, which requires the said upgrade to be bought first, as well as having 4 Super Fans placed when using the ability) (5 Idols)
Awkward... - Have Finn, Flame Princess, and Princess Bubblegum on the map at the same time (also possibly Finn, FP, Warrior PB; Dungeon Finn, FP, PB; or Dungeon Finn, FP, Warrior PB) (1 Uncommon Wish Orb)
Old School - Have the Monkey Apprentice, the Sniper Monkey, the Dart Monkey, and the Boomerang Monkey on the map at the same time (1 Uncommon Wish Orb)
Treasure Hunter - Buy the Treasure Hunter Upgrade (Buy Captain Cassie's Bloon Pillage upgrade and then have a Supermonkey with the Sun Avatar upgrade in her range) (1 Rare Wish Orb)
That's not how Boats work! - Place Cas sie on an und erw ate r m ap (1 Uncommon Wish Orb)
Not so BAD - Pop a BAD (Appears on Round 75 in Impoppable Difficulty, or late in Martian Games) (3 Cosmic Essences)
No Cheating or you Die - Reach Round 100 (Can only be achieved in Martian Games since normal adventures only have at most 75 Rounds. Note that for the Steam Version of BATTD, this achievement is not in the Steam achievement list, but is still in-game) (1 Epic Wish Orb)

Bloons Pop![]

Currently known hidden badges in Bloons Pop！[]

Crab Rave - Unlocked the secrets of the sea

Other Games[]

Currently Known (Bloons TD 5 Mobile)[]

Ice flow champion - earn all 3 medals in Ice flow map.
Challenger Deep - earn all 3 medals in Challenger Deep map.

Hidden Game Center Achievements in Bloons 2 iOS[]

Easter Egg - Pop 25 bloons on the menu screen.

Hidden Game Center Achievements in Bloons TD 4 iOS[]

Monkey Temple - Unlock the secret of the Monkey Temple.

Strategy[]

Summary[]

Experiment and try to find the special interactions.

For how to find Bloons TD 6 Hidden Strategies, see Achievements (BTD6)/Strategies.

Trivia[]

While 2TC, Bill Greates, and Perfect Paragon are hidden achievements within BTD6, they are not hidden on the Steam achievement list, and are visible like normal achievements.