The Lycanthrope Tails. Chapter 35.
Frostbite could see the intelligence draining out of those eyes as ambrose became no more than a feral beast. "so the gods would even recruit you bastards."
Don't Overfeed Your Pet! [clean]
She rocked around in her seat wildly and globbed loudly, intelligence draining out of her eyes. after a couple seconds, the globbing quit and she relaxed, looking around with dull eyes, not a care in the world. "what was _that?_" asked pixie.
Temple Howlers
With each stream of milky fluid fired, more of the educated intelligence drained from their mind. historical facts, scientific logic, even their own history departed through his balls, making space far less offensive thinking.
Learning to Fight, Part 4, Learning to Love
His eyes turned a deep bloody red as all color and intelligence drained out of them. his roars were not those of a wolf, but of a monster! walker was placed in a small cage beside swift while they waited.
A Surprise Growth
Though vyrnen felt slightly silly as he recalled not even recognizing his own reflection the intelligence drain was definitely a unique aspect that he didn't find much in the other realms.
Little Devil
Thanks to his intelligence drain and the fact their forms were partially illusory the whole time- even mason himself could not identify her as the culprit.
Game Over 2: Chapter 3
Trevor smiled, watching the intelligence drain from the former sorceress princess with every shot of his cum.
Deviant Delights #8 - Holiday Spirits
As if true to the advertisement, davin watched as the intelligence drained away from dylann's eyes, the intense stare turning more into a horny one as they looked davin up and down. "...bro, you're hot," dylann said, smiling as he sat back down.