Scaly Indulgence
I'm sure there are errors in there, it will just take fresher eyes to pick them up :p anyway it's a story about a adventuress couple utilizing some mutagen to make sexy time more exotic, a first time experience.
FantastaGirl: Origin
Our own company wouldn't care who got the mutagens, only that they could retire overnight with the profits.
Kate's On Top
What was worse was that he could still feel the mutagen rolling around in his gut, causing it to gurgle occasionally as if in anticipation of something soon to come.
Effie's Accident
Is that the... mutagenic whatsit?" she asked, quickly realizing that her friend was not only a corporate thief... but had brought her in on his get away! braidon shook his head no.
SWAT Kats: Wrong Place, Wrong Time, Ch 5
Conway that he needed to produce more anti-mutagen gas. he sent felina to get the chemicals the doctor would need while he went to the site of the disaster to try and head off a stampede into the city proper.
Welcome to da Foot Clan
mutagen. the new recruits, one and all, had themselves checked for compatibility with the mutagen.
The Portal Games: Sanmer's Promo
Condom-covered, of course; when you were working on mutagenic compounds, you took the time to go through the caution checklist before you got around to listening to your dick. even if his was rather talkative.
On the Cusp - Chpt. 6: Changes
The mutagen reacted in a way i'd never seen before. i've theorized that there's some sort of biological artificial intelligence that the kraang designed to make the mutagen as effective as possible in humans.
Syngeneia Kathairein part 41
The factory shakes for a moment and the mutagenic fluid starts to seep out, flooding this floor! everything seems calm for a second, but more-so because this liquid death has silenced the workers... forever.
On the Cusp - Chpt. 5: Working Theory
"to be completely sure that the mutagen won't react to you, we need to test if it reacts to the blood circulating within your system. i'll be injecting you with a large amount of the mutagen, just like i did with the serum.
No Chance, Ch 14
The ferret shrugged, "i think you may have 'infected' courtney with a certain amount of mutagen when the two of you were... ah... 'intimate'." the whole world ground to a halt as what david said sank in.
The Woodfather - Germination Reports
Their male genitals are used purely for pleasure and have no mutagenic factors whatsoever.