Welcome to New Atlantis
Bizarre entities that look like bonnethead sharks sporting a trio of eyes with the third eye situated at the point of the things head and supported by a ring of 8 tentacles not unlike the arms of an octopus set just before its head sized somewhere
Surviving Insanity
Kodyax asks in a joking tone as he notes her limbs are advanced prosthetics and a cybernetic third eye in the middle of her forehead. "in any case it's safe to move her now."
Challenge the Warmachine Chapter 10: The Fearsome Team Phobia
Romulus growled and lowered his head, bringing his horns to bear, while phanto continued laughing as he glared across the battlefield to them with his crazy eyes and wide-open third eye. "begin!" leon called.
Delta Waves (Commission)
The "third eye," essentially - the gateway to her chakra and abilities. mostly the latter. that was the special part, aside from being a nice person to hang around.
Zootopian Eclipse 6
"i think the telepathic screams of all those mammals who died in the fall created an astral rift that opened a lot of third eyes. or ears, or nostrils i guess." the bunny, looking for a rational explanation, interjected again.
Emerald Secrets Chapter 2: Emerald Lady
From her forehead sprung forth a third eye right between her horns. "so you can see the future." scoffed lyndis, "i have heard some people make that claim before."
Under the Covers [Part 1]
"a fine eye you have - or rather, fine third eye!" "human?"
The Unexpected Teilhaber - Book Two - Chapter One
As everyone else just stared at her like she had a third eye in her head f'elu asked with her authoritative tone, "thomas, who is this rude person?" as soon as he turned his head and opened his mouth to answer, she yelled with an insulting tone, "rude!
High School Harem - 3. Lemur
"sorry i'm gonna hang out with these guys for a little while," she smirked and her friends looked at her as if she just grew a third eye. she cuddled up next to me and i kissed her softly.
Samhain Seduction
When the lake monster finishes molesting her, lillith bathes and then dons a slinky suit of black leather armor that accentuates her curves, thigh high boots and silver bracers, a simple silver crown with a red gem over her third eye chakra finalizes the outfit
Elder
The vision in my mind changes slowly, to wrratl standing before me, a third eye opening on his forehead, the mark of the seer. opening my eyes, i smile to him. "you are an earth-shaper, and our new seer."
MLP: Believing in the Impossible - Chapter Eight
A third eye! a trick against vigilant twilight, a trick against everything she thought she knew, had been played against her here. ponyville's princess had just realized that, from the beginning, there had been no celestia.