OR: Recidians
This trait is also a double edged sword in its own right because recidians emit a radar signature when the equipment in question is tuned to their natural wavelength. **wait, what?...
I am a Soldier
When listening for even the faintest trace of an enemy's acoustic signature, it helped to have a second set of ears aiding the first.
Deals and Destiny
Not sure why i wasn't really scanning for strong energy signatures. until something or perhaps someone popped up, the second i tried to track it, i lost the signal. when you're done in here love i could use your help."
College Bound: Excerpt
Tyler did his signature grin and leaned forward to kiss nate again, this time giving out a tiny loving growl.
The Anvil of Dawn, Chapter 2: The Long Way Down
While the signature wasn't like a tracking device that will lead to somepony directly, if their aura is on file somewhere, the two can be matched.
Kids on the Brain part 2
"looks like gale is getting ready for his signature move." i jumped off the dresser and nailed drago with a body slam. and screamed. "and the crowd goes wild." "aww, get the off of me, that hurts."
10KLY2: Chapter 4
The first time i woke during the night, i recalled that when we first scanned peter's ship, the transwarp power signature was almost the same as ours were a hundred years before.
Sacred Chapter 11: Flashy Entrance
As he dealt with them, he used vertigo to start sensing the life signatures of everything in the catacombs. isolating the tourists, there was only one other signature besides his own. a few chambers away. that had to be his person.
Sutopia, Ch 16
Logan waited until his teacher made a gesture in the air with his finger, creating his signature so that his implant could track it. once he received it, the young man noticed that all of his objectives were checked off.
Chapter 33: The Counter Offensive
The other hacos already in position behind the wheel barrels fired their weapons, and the lakadors broke from their position, performing their signature rushing tactics.
G'lek's Encyclopedia: The Aneen
Their scent-name (a unique pheromone signature), their song-name (a complex series of buzzes and clicks for first introductions), and their english-name (self-explanatory). accents vary widely across the aneen.
The Minotaur's Master
The old man stepped back and smiled as he looked at the newly placed golden nose ring on terrance's nose, "ah good, what would a minotaur be without his signature ring