Dekisokonai Ouji no Nariagari ~Seikon Nashi no Dai San Ouji ni Tensei Shitakedo, Kondokoso Kazoku wo Mamoru Tame ni Saikyou wo Mezasu~ - Vol. 2 Ch. 8

[MangaDex]

 

[Churkey]

See? What did I tell you? At least you didn't have to fight them in a cave, but a foggy forest isnt all that better!
But hey, seems like we have an usurper of some kind, huh?

 

[SilentDan]

OK. We actually getting somewhere now.

 

[Mandobard]

Well there’s some answers

 

[AngelWind]

Sooo is the MC's mark is not there because how big it is

 

[kamentierr]

MC doesn't have the mark because he's the final boss obviously.

But seriously, the author wasted many panels with MC's "I'm going to be stronger!" Nonsense and yet he barely grow stronger.
Then suddenly plot armor saved the day.

 

[GreenDude1]

MC doesn't have the mark because he's the final boss obviously.

But seriously, the author wasted many panels with MC's "I'm going to be stronger!" Nonsense and yet he barely grow stronger.
Then suddenly plot armor saved the day.

I agree with you. He trained for 3 years for basically nothing apparently.