????? (Chrono Trigger)

The entity simply known as ????? is found in both 600 A.D. in Chrono Trigger. They are normally found throughout the game as a save point for the player, but in Magus' Lair, they are tranportation devices as well as enemies that don't attack.

Magus' Castle
While in Magus' Lair, Crono and his party encounter some ?????s that unexpectedly come to life.