Comment by Audrey Louise on The Boxer - Chapter 68

Sun and moon❓️
Jin and yang❓️
Yoriichi Tsugikuni and Kokushibo❓️
Sandman and Pitch Black❓️
Princess celestia and Princess Luna ❓️ (mlp)

(Only real ones know about Guardian of Dreams and King of Nightmares)

No matter how many times this trope gets used
Light and darkness 
I will always be a fan😘😘😘😘