Black Widow and Hawkeye suddenly found themselves outside Buckingham Palace.

"Isn't that Queen Victoria?" gasped Hawkeye.

"Hey, and isn't that thug about to attack her?" said Black Widow.

"Not on our watch," said Hawkeye. Using their stealth and speed, the heroes soon took down the attacker. Then, with the push of a button, they were back in the lab.

"Captain America, Hulk and Thor," JARVIS announced, "prepare to travel to the year 4029."

The heroes zoomed forward in time, where they swiftly defeated a pack of evil cybernetic wolves. Then they zapped back to the lab.

The heroes traveled back and forth in time all day, completing mission after mission.

"All right," shouted Iron Man. "Just give me one last mission and then we'll call it a day." The time machine rattled violently. It sounded like something was malfunctioning. But before Iron Man could stop it, he found himself in the year 1792.

A masked man rounded the corner, aiming two enormous shooters at a village.

"Easy," smiled Iron Man, firing his repulsors. But the outlaw dodged the blasts and turned on Iron Man. They both aimed their weapons and fired! 6HWY2r5inCEy24NwljlxmtglyTMBV0aDSWRKMb4E1WG9mnJ5KnYQGgHkEWerrlg1