"Comparing me to a minibot has...implications," Orion grinned. Hips jerking forward in slow, halting motions timed with his words.

"In the manner of size and-aah- scale."

Fighting that delicious clutch and friction, winning a little more of that tight valve at a time. A measurement out, twice the length back in, until he was buried to the hilt, his frame heavy over Megatron's.

"While minibots are quite capable, I doubt one could take you like this."

Arching up the gladiator's body, Orion pressed lips and teeth to Megatron's neck.