Audioboard

The Audioboard is a Tier 4 Tank that upgrades from the Revolutionist and Auto-Auto-2 at level 45.

Design
The Audioboard resembles the Revolutionist, but it possesses an auto-turret.

Technical
The ring spins slowly while the small cannons deal damage. The tank inside is an Auto-Basic tank.

Upgrades to

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As the

 * The tank has an auto turret, use this to your advantage to find other tanks.
 * The ring wouldn't do much to protect you so don't rely on it.