Balance of Power Part 2: Gentleness and Curiosity
The gryphon was able to appear in public without attracting so much as a glance from anyone except his little vulpine pet, an ability he described as "a broad-wavelength perception filter, tailored to certain physical effects of my manifestation" -
Chapter X: Kagen, Part Two
Twilight said smiling and walking away from the outsider, opening the door and passing out if the perception filter, twilight left the outsider alone in his own base. dustin knew that was stupid even for him, and thus it was time to make his escape.
Chapter VII: Militant, Part One
It had been so long since he had seen the shark without a perception filter. ronan turned away from the mirror and decided to see the illusion in his own eyes.
Chapter IV: Day, Part Two
Suddenly a perception filter deception was ended on his back and two angelic pairs of wings appeared on his back. the shark yawned and opened his wings, the end of feathers burnt still but healed more, maybe this time he could take flight.
Chapter III: Night, Part One
That was because the hole in the sky had a perception filter, look at it once and you could never look at it again. following through the portal, you might find yourself at the bitforst bridge, a large golden sphere floating nowhere.
Scent Sampling
It appeared that they did have some sort of perception filter on since they were hardly flinched at with the towel, but it also appeared they were still considered naked given the open-mouthed expression of the second one.
Chapter XVII: Final Solutions and Endings, Night Five
He remembered to have perception filter on, the perception transmitting through every bit of printed ink, a bit of mind trick the government installed a bit of a psychic low wave.
Sheep's Clothing Would Be Too Inelegant
This is standard where i usually reside, actually, but right now it's because i'm broadcasting a wide-range perception filter to everyone on this side of the city which allows me to reshape their perception of reality."
Unfortunate: A collaboration with LN
"a perception filter is easy, even if my powers have waxed low. right now i can only sense the vaguest of your thoughts - terror, for example, or horrified sorrow - but i can edit us out of the world without breaking stride." he licked the tiger again.
The Silver City Chronicles volume 1
"perception filters please."
All Hallow's Eve: Dead Man's Party
"as before master kyle, i've taken the liberty of putting in effect a slight perception filter. it will also make the house seem silent from the outside as well.