PLZ THINK ABOUT THIS RIOT <3 (concept)

So what if there was a champ with like a curse mark.... like Naruto or the anime Nanatsu no Taizai. but they get like Tokyo ghoul sort appendages... idk it's something I've wanted for a long time

http://vignette3.wikia.nocookie.net/tokyoghoul/images/d/dd/Kaneki's_Kagune_Anime.png/revision/latest?cb=20150904015437&path-prefix=pt

https://s-media-cache-ak0.pinimg.com/originals/af/fc/33/affc338785e88561c774a0f189912340.png

I put some links to picture above. but what if they had to do some damage to activate the mark. idk, it would be pritty kewl. Notice me rito senpai