Because you like Natasha Romanoff / Black Widow in Marvel Cinematic Universe
A good-natured and academically minded superhero, Dan Dreiberg can still get his hands dirty in a fight. See them in Watchmen.
Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.
Not only could Hellboy avenge your death, he'd also have a sense of humor about it and not let it ruin the rest of his night. See them in Hellboy.
Liv Moore is a sarcastic high-achiever turned morally conflicted zombie. See them in iZombie.
Cyclops shoots lasers out of his eyes, destroying anything in his line of sight. See them in X-Men Series.
The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.
James Gordon happens to be the one guy in Gotham City with proper morals who doesn't also run around in a cape. See them in DC Extended Universe.
Xena's a warrior on a redemptive quest who excels in extreme sports and uses a whip to block axes in mid-air. See them in Xena Warrior Princess.
When it comes to flattery, manipulation, and politics, Oswald Cobblepot can play with the best of them. See them in Gotham.
When a half-breed breaks the rules, John Constantine deports them straight back to hell. He's trying to buy his way into heaven. See them in Constantine.
V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.
Brilliant, violent, and only a little insane, the Joker doesn't listen to anyone except the voices in his head. See them in DC Extended Universe.