Because you like Robert Jebediah Freeman in The Boondocks

As a scaring Assistant, Mike Wazowski frightens children to collect their screams to be used as a power supply for the city. See them in Monsters, Inc..

She's mostly doom and gloom, but you'd get nowhere without Sadness. See them in Inside Out.

L is enigmatic, child-like, and one of the smartest people in the world. See them in Death Note.

With great power comes great responsibility, but Peter Parker always seems to get the short end of that bargain. See them in Marvel Cinematic Universe.