OTTO is a little robot that built in master builder that will be of great help for your progress in Clash of Clans. Find out how to unlock it with this short post from Mobailgamer.
How to unlock the OTTO robot in Clash of Clans
- Unlock the master builder's base.
- Raise the builder's workshop to level 9.
- Build OTTO's Hut
- Upgrade OTTO's Hut to level 5 and OTTO will appear.
- Keep in mind that otto's hut improvements do not involve the use of time or resources directly but the execution of some tasks such as upgrading structures to a certain level, unlocking buildings and structures and then leveling them up etc. Indirectly it does require a lot of invested time and resources.
- OTTO's cabin allows the Master builder travel to the main village while the master builder's hut will allow you to travel back to the construction base.
- This in order for the Master Builder to become a mobile builder, which can be used in either of the two villages.