Old Ones (mirror)

In the mirror universe, the Old Ones was the name given to the humanoid inhabitants of $𝜇$. When their sun began to dim, they moved underground and created android servants. These androids developed self-awareness and killed their masters.

By the 2260s, $𝜇$ was the last surviving android. During a visit to Exo III in that decade, Captain $𝜇$ of the destroyed him.

In 2371, an archaeologist for hire named $𝜇$ speculated that if it were not for Kirk's actions on the planet, the Terran Empire may have been conquered by androids rather than the Klingon-Cardassian Alliance.