Square

Squares are yellow polygons that spawn regularly throughout the map. They are slightly larger than Eggs but slightly smaller than Triangles. The Square Sanctuary spawns a nest with giant squares and Quadral Squares. Squares can be infected by most Necromancer-branch tanks.

History
Squares have always been a part of Diep.io, Arras.io, and Woomy-Arras.io. On 19 March 2020, they were given the chance to evolve into Summoner Squares.

Technical
Squares have about 5 health, but deal very little damage to players as their body damage is virtually zero. They give about 10 experience.

Squares may evolve into the following: Squares may be infected by all Necromancer-branch tanks as another drone except Pentamancer, Trimancer, and Eggmancer, which infect other polygons.
 * Triangle
 * Green Square
 * Summoner Square
 * Sunburnt Square (rare)
 * Quadral Square (very rare)