O.T.T.O Hut

Home and charging dock for Master Builder's latest invention! Once fully upgraded, O.T.T.O becomes an additional builder in Builder Base and enables the Master Builder to freely travel between the two villages!

Level 1

Level 2

Level 3

Level 4

Level 5

Any values listed below are subject to change before update releases.

LevelHitpoints Upgrade RequirementsBH
2250Advanced technology requires advanced thinking! Completing some special projects back in Home Village will provide critical insights.9
3250Wheels can be hard to get right. Perfecting the Cannon Cart is a great way to make sure those axles are lined up.9
4250Sufficient power is vital for any project and a fully built Mega Tesla can supply way too much of it!9
5250Automation is tricky. Luckily, the Battle Machine is a totally safe and villager-friendly platform to test things out on.9