Santa's Hulking Helper - 2
The reindeer unconsciously flexed his arms and chest, revelling in the strength of his rippling biceps and bulging pectorals.
No Nut Cuckvember
The shirtless monkey's blue chest fur bulged as he bounced his pecs, then clenched his abs and biceps, stretching himself out.
Oceanside Muscle (Re-Post)
Squeezing him harder, andy held his erotic biceps flex as he raised his arm, revealing the humid and musky cave jake was lusting for.
[COM] Mutated Ascension
Kedasky screamed as his bicep pulsed, slowly growing even bigger than it already was.
Full Moon Howl
"mmrr... look at these biceps." he said as he struck a double-bicep pose again, this time the muscular mounds swelling as big as his head, "and they're here to stay this time!"
Hunk Food
Bulging muscles traveled down both arms as his biceps and triceps became as big and rounds as volleyballs. his forearms became thick as overinflated footballs.
From Pauper to King (King TF)
Your arms began to feel heavier with every pulse, as your biceps and triceps develop at an alarming rate. the bicep straps become very tight all of a sudden.
Beast Among Beastmen (unfinished)
Much less of it now that he raised his arms and struck a double bicep pose, grunting from the pressure of his skin fighting against such dense muscle underneath. the peak of those biceps grazed his fists, his lats stretching the coat to its limits.
Becoming Symbiotic #2
He extends his hand to your bicep. you flex your arm for him, your flexed bicep is bigger than his head. he grasps it and pull out a soft moan. "oh my god, how did you get this?
Contraindications Part 2
He curled his arm into a tentative bicep - making sure stetson had left the room, as flexing always embarrassed him - and was gratified to see wiry cords thicken and rise on his arm.
Persuasion
The next one stung his right bicep, then the whip lashed out to connect squarely with his left nipple. "mmmph!" he jerked down, only stopped from doubling over by the chains.
Dreams Can Come True
Chester nickered softly as he felt the pressure in his elbow build up until finally he squeezed harder and made his biceps rise fully, crushing the apple between his forearm and biceps.