Animating Inertia (слэш)

“You want me to animate it,” Loki deadpanned, looking at the metal bird Tony had made out of scraps sitting innocently on the table of Tony’s smith. “Are you mocking me?”
“Oh c’mon,” Tony said. “It may be easy for you, but I don’t have enough magic to make this work. Just swish your arm for me, would you?”
“‘Swish my arm’,” Loki spluttered indignantly.