A Sudden Click

Krrk-chrrr! My joints snapped taut with a low, grating hiss. I stood locked in place, staring at the motionless black-masked figure bowed before me. With a shuddering hum deep in my chest, I flexed my right claw. Clack-clack! The hinged fingers twitched, closing into a loose grip. I reached forward, lightly tapping the top of the upright multi-colored block tower behind my fallen opponent. A tiny loose stud rattled free and rolled against my foot. Whrrr-skrr! A sharp metallic growl escaped my throat—I can move.@