Underground

Underground

Difficulty	Advanced
Music	Sunshine Serenade
Default Co-op division	Diagonal (top-right to bottom-left)
Introduced	Launch
Entrances	2	Exits	2
Junctions	0	Water?	No

Path lengths (RBS)
Path		Easy	Medium	Hard
Top		16.1	14.7	12.9
Bottom		16.5	15.0	13.2

Underground is an Advanced map in Bloons TD 6.

Layout

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In other languages

Language	Name	Notes
Arabic	تحت الأرض	—
Danish	Undergrund	—
German	Unterirdisch	—
Spanish	Bajo tierra	—
Spanish (LA)	Bajo tierra	—
Finnish	Maanalainen	—
French	Sous terre	—
Italian	Underground	—
Japanese	地下	—
Korean	지하	—
Dutch	Ondergronds	—
Norwegian	Undergrunn	—
Polish	Pod ziemią	—
Portuguese (Brazil)	Subterrâneo	—
Russian	Под землёй	—
Swedish	Underjorden	—
Thai	ใต้ดิน	—
Turkish	Yer Altı	—
Chinese (simplified)	地下	—
Chinese (traditional)	地下	—
This list was last updated for: version 43.2

References

• Path lengths sourced from the BTD6 Index

Navigation

Maps in Bloons TD 6
Beginner Monkey Meadow • In The Loop • Skull Tweak • Three Mines 'Round • Spa Pits • Tinkerton • Tree Stump • Town Center • Middle of the Road • One Two Tree • Scrapyard • The Cabin • Resort • Skates • Lotus Island • Candy Falls • Winter Park • Carved • Park Path • Alpine Run • Frozen Over • Cubism • Four Circles • Hedge • End Of The Road • Logs Intermediate Lost Crevasse • Luminous Cove • Ancient Portal • Sulfur Springs • Water Park • Polyphemus • Covered Garden • Quarry • Quiet Street • Bloonarius Prime • Balance • Encrypted • Bazaar • Adora's Temple • Spring Spring • KartsNDarts • Moon Landing • Haunted • Downstream • Firing Range • Cracked • Streambed • Chutes • Rake • Spice Islands • Protect The Yacht* Advanced Ascent • Mushroom Grotto • Party Parade • Sunset Gulch • Enchanted Glade • Last Resort • Castle Revenge • Dark Path • Erosion • Midnight Mansion • Sunken Columns • X Factor • Mesa • Geared • Spillway • Cargo • Pat's Pond • Peninsula • High Finance • Another Brick • Off The Coast • Cornfield • Underground Expert Tricky Tracks • Glacial Trail • Dark Dungeons • Sanctuary • Ravine • Flooded Valley • Infernal • Bloody Puddles • Workshop • Quad • Dark Castle • Muddy Puddles • #Ouch • Blons*
* Not playable in standard solo or Co-op play