Triangle

The Triangle is a common red shape that spawns regularly throughout the map. It gives 20-30 experience upon death. The Triangle Sanctuary spawns Green Triangles, Crashers, Sentries, and giant triangles. The Burnt Triangle is very rare variant of the Triangle.

History
The Triangle, as well as the Green Triangle, are original to Diep.io and are present in Arras.io. The Green Triangle, however, was officially implemented on 28 June 2018, with a spawn chance of 0.45% over a regular triangle.

The Triangle Sanctuary was added on 20 September 2019.

Design
The Triangle is a reddish three-sided polygon.

Technical
The Triangle has about 10 health and gives about 25 experience upon death. The Trimancer is able to infect triangles, including variants.

Spawning
The Triangle spawns after about 30 seconds from a Square or 70 seconds from an Egg. It can then evolve into the following:
 * Pentagon (common)
 * Green Triangle (uncommon)
 * Red Runner (tier 2) (rare)
 * Tri-Blade (rare)
 * Burnt Triangle (very rare)