Archetryxian

 were a race native to the planet of Archetryx. They developed temporal technology and became one of the twenty Temporal Powers who controlled time travel in the vortex.

Although a peaceable race, the Archetryxians had a military which was more capable in situations of actual combat than Gallifrey's Chancellory Guard.

Biology
Archetryxians are a humanoid species with no known special abilities.

History
to be added