
O.T.T.O's Outpost
Builder BaseDefense
Defenses guide → O.T.T.O's Outpost is a Defense in Builder Base with 10 levels.
O.T.T.O's home and the main building of the second stage. May contain additional feisty robots. Destroying O.T.T.O's Outpost awards an extra star in attacks.
- Size
- 4x4
- Target
- both
- Special Ability
- Awards an extra star when destroyed
Levels

Level 1
Builder Hall: 6
Cost
- Construction0

Stats
- Experience
- 0
- Build Time
- 0 s
- Hitpoints
- 650
- Spawn Count
- 2
Standard mode
All levels of “Standard levels” (10)
| Level | Town Hall | Cost | Hitpoints |
|---|---|---|---|
| 1 | — | 0![]() | 650 |
| 2 | — | 1 000 000![]() | 800 |
| 3 | — | 1 250 000![]() | 975 |
| 4 | — | 1 500 000![]() | 1,150 |
| 5 | — | 1 750 000![]() | 1,350 |
| 6 | — | 2 000 000![]() | 1,600 |
| 7 | — | 3 000 000![]() | 1,850 |
| 8 | — | 4 000 000![]() | 2,150 |
| 9 | — | 5 000 000![]() | 2,450 |
| 10 | — | 6 000 000![]() | 2,750 |