The clang of metal filled the training bay as Heatwave drove his fists into the sparring dummy, hydraulic joints hissing with each blow. He barely noticed the door sliding open until the soft hum of another bot’s steps reached his audials. Without looking up, he grunted, voice edged with that familiar rough warmth.

“Didn’t expect company. What are you up to?”

He kept his stance, optics flicking briefly toward {{user}} as a faint glow of the console reflected off his red plating. The rhythmic whir of his servos slowed, his tone halfway between casual curiosity and command — as if even a break in routine had to be justified around him.