Humans Are Space Orcs- AND MANIACS!

Lego

Creator: Pan Raptor

Alien: Human, what is this small structural resource organism?

Human: Oh! That's a toy named Lego, you basically use it to build something from your imagination and have fun with it.

Alien: Well that sounds pleasant, is there anything else to them?

Human: Oh yeah, they hurt your feet really hard when you step on them.

Alien: ...Wait, so... you carry these hazards that could potentially damage you, and it's used for entertainment?...

Human: Pretty much.

Alien: ...Someday your entire race will be extinct without you knowing it...