Dear Everyone,

Pls recommend me korean drama with Revenge themes.

Thank you and best regards,

Gaby

i reeealy like Innocent Man .. still in my Top list 
incernation of money.
secret.
golden cross.
Innocent man
monster ( currently airing)
Princess Man
there's a show currently airing called ''monster'' which is about revenge. The first 2 episodes are amazing
Innocent Man
Bad Guys
City Hunter
Dong Yi (well, towards the end though when Dong Yi found out who's responsible for her family's tragedy)
Healer
Nirvana in  Fire (highly recommended!!!)
The Princess' Man
Yong Pal
My #1: The Princess' Man

Others:

City Hunter
Innocent Man (I didn't like it but others did)
Goodbye Mr. Black (airing right now)
Secret
Let me know if you also want movie recommendations! Revenge as the main theme is bolded:

High School King of Savvy 
49 Days
Cheese in the Trap
High Society (the revenge aspect comes much later in the show though)
I Hear Your Voice (revenge also appears later)
It's Okay, That's Love
I Remember You
Queen Seon Deok
School 2013 (idk if this counts though tbh, it's like between friends and idk probably not what you have in mind)
Can You Hear My Heart
Heartless City
Dangerous Woman
Nice Guy/Innocent Man
The Empress
Ice Adonis
Pink Lipstick
Sisters in Love
East of Eden
Temptation of an Angel
Man of Equator
Shark
Miss Ripley
Story of a Man
Yacha
Resurrection
Bad Guy
Little Girl K
A Tree With Deep Roots
Time Between Dog and Wolf
May Queen
Thorn Birds
Cinderella Man
Swallow The Sun
Iljimae
King Of Baking, Kim Tak Go
Queen of The Game
Hotel King
The Man in the Mask
Five Fingers

etc.
Thank you everyone, you are the best