Glaring Eye can spawn after the player defeats at least one Hecteyes. There is a 10% chance Glaring Eye will spawn in six possible locations where a Hecteyes has been defeated. Glaring Eye is not difficult when fought alone, but the battle is harder if other monsters join in. The Nihopalaoa trick can be used to defeat any other enemies that are interrupting the fight.
In the Zodiac versions' Trial ModeStage 96, Glaring Eye has a 1% chance to spawn after each killed Abysteel and they they have a 1% chance of dropping an Elixir.