Because you like Katara in Avatar: The Last Airbender
Driven, resentful, and ruthless, Mello is an emotional powder keg. It's only a matter of time before he explodes. See them in Death Note.
Izzie Stevens is a model-turned-med student who can do it all, even if people underestimate her. See them in Grey's Anatomy.
The last war left his economy devastated, and now Germany is engaged in another war and stuck with two barely trained allies for help. See them in Axis Powers Hetalia.
Winn Schott is just your friendly neighborhood superhero support system. See them in Supergirl.
A crabby troll, Karkat Vantas is perpetually angry about his lot in life. See them in Homestuck.
Franklin "Mouse" Finbar is a jock paying the price for his mistake. See them in Jumanji.
Gou Matsuoka offers to help as manager of a swim team, believing that they're the only ones who can help her brother. See them in Free! Iwatobi Swim Club.
Diana Prince is using a truth-telling lasso and super-strength to make Earth a little more like Paradise. See them in DC Extended Universe.
Dallas Winston is headed down a dangerous, criminal road. See them in The Outsiders.
Relentlessly cheery Ned Flanders enjoys a nice piece of bread with water on the side for dipping See them in The Simpsons.
No one else in fsociety can hack like Elliot Alderson, but the battles being waged in his head are often more than he can handle. See them in Mr. Robot.
