The attempted assassination of a human dignitary at a galactic summit goes awry. Turns out, many of the conventional toxins in an alien assassin's repertoire include compounds like caffeine, theobromine and capsaicin; lethal to many species, but... less than effective on humans.
Story by Gamygyn

Aliens take over the Earth. They then announce that they will be forcing the humans to work a "tyrannical" 4 hours a day 4 days a week in exchange for basic rights like housing. Needless to say they are very confused when the humans celebrate their new alien overlords.
Story by True_Falsity

There you are! Took you some time here to get here, i bet your predators made you late.” The owl-like alien exclaimed. The ambassador of humanity looked confused “…What predators?” He asked. “Your species doesn’t have predators?
Story by Writteninsanity

You, a Human, have been sentenced to death on an alien planet. The method of execution: gas chamber. However, the compound used in executions, Tetrahydrocannabinol, isn't quite as lethal to humans as your executioners expect.
Story by TenderTrain

Humans were just discovered by the intergalactic community right after they defeated the Maw, a terrible species fueled by hunger. No one knows how they did it. That is why they called you to the gathering of great species, to explain how the humans defeated those terrible monster.
Story by Ecstatic-Class278

Aliens always respawn minutes after death. It's a common prank for aliens to kill each other for a laugh. When they discover Earth, they kill millions of humans, thinking it's a humorous way of greeting this new species, but for some reason, the humans aren't laughing...
Story by Hipnog

The Earth suddenly comes to a complete stop and every being on the planet hears “you have arrived in Sector 375, please wait to disembark the craft.
Story by u/IrregularHumanBeing

The goddess of humanity was the smallest and gentlest of all the races’ guardian deities... How did humans become the most destructive species?” “They looked into an infinity of malicious gods and declared that they would protect her. And now she lives in fear of her children.
Story by TinyBard

 "Your job is simple, you make them scan their badges if a scan fails or they refuse shoot them immediatly, no matter what. If there is an alarm ignore and mute it, don't call anyone. If it's dark or foggy and you see something humanoid but not really human scorch it outright."
Story by u/SirPiecemaker

Humans aren't actually space Orcs, they're space Orcas. For most, they're a social, playful species. For their prey, however, the evil shit Humans can conjure up to hurt and destroy them is terrifying.
Story by u/eveprog