Yesterday (смешанная)

“You’re kidding me,” says Natasha, looking at the frame of wires and steel. “That’s a time machine?”
Tony looks immeasurably smug. “It is not just a time machine, it is the time machine –”
“Well, it depends how you define ‘time machine,’” says Jane. “Actually, its primary mechanics are based on travel through space, not time, although –”
Natasha gets sent back to 1943 to prevent HYDRA agents from assassinating Steve Rogers before he becomes Captain America. It's harder than it looks.