The God-Slaying Demon King: Reincarnated as a Mere Mortal to Become the Strongest in History! - Vol. 1 Ch. 2

[MangaDex]

 

[Hibikin]

I'm glad the dragon not turning into waifu or stuff

 

[welcome2atlantis]

Boss character when you fight them as enemy.

>>Boss character when you get them as playable character.

 

[BigPoppaEffy]

And here i thought the dragon would turn into a chick or something lol