Quadral Square

The Quadral Square is a Sentry that is exclusively spawned in the Square Sanctuary.

Design
It has a yellow square body and four auto turrets on the sides.

Technical
The Quadral Square has fairly strong firepower, and can deter players from attacking the Square Sanctuary.

Spawning
Two to four Quadral Squares spawn with the Square Sanctuary.

Trivia

 * The Quadral Square has pretty high firepower for a sentry and is the only sentry which can fight more than one enemy at the same time.
 * The Quadral Square doesn't appear on the changelog.
 * The Quadral Square is the only Sentry that is based on a polygon.