It has a yellow square body and four auto turrets on the sides.
The Quadral Square has fairly strong firepower, and can deter players from attacking the Square Sanctuary.
Two to four Quadral Squares spawn with the Square Sanctuary.
- 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.
|Regular Crashers||Crasher • Crusher Fragment • Dasher • Destroyer • Flash • Grouper • Ice Crusher Fragment • Long Boy • Poison Tri-Blade • Semi-Crusher • Summoner Square • Trapezoid Crasher • Tri-Blade • Phaser • Waller|
|Crushers||Asteroid • Crusher • Explosive Crusher • Ice Crusher • Semi-Swarm Crusher • Mega Crusher • Vis Destructica • Wallet|
|Tiering Crashers||Red Runner|
|Developer-Only Crashers||Blue Runner • Clutter|
|Sentries||Flash Sentry • Sentry • Quadral Square • Scorcher Sentry • Orbit|
|Lites||Collider Lite • Deltrablade Lite • Elite Skimmer Lite • Guardian Lite • PS3_33 Lite • Pulsar Lite • AWP-39 Lite|