Because you like Natasha Romanoff / Black Widow in Marvel Cinematic Universe
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.
Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.
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.
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.
The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.
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.
A conflicted small-town preacher, Jesse Custer leaves an unexpectedly bloody path in his wake. See them in Preacher.
This master marksman may be a villain, but Deadshot's motives aren't quite as selfish as they seem. See them in DC Extended Universe.
Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.