sharingan has 1 tomoe at first, but each oro kill you get one more.
don't mind, the difference is not that high...
sharingan is bad...believe me. hyuuga has only one real release... the rest simply makes stuff stronger. but they have the attack justus.
sharingan has not. sharingan has 5 (!) additional Katon uses each oro kill permanently.
also, you lower the enemies defense.
and after your second reset, you have Mangekyou, can use Amaterasu and tsukuyomi. And they really hit.
You have encountered Malevolent Ferocious Dog which lunges at you with Ferocious Bites!
Malevolent Ferocious Dog's Hitpoints (Level 2): 358
YOUR Hitpoints: 1150
Amaterasu - Your dōjutsu burns your enemy with black flames!
You burn your enemy for 401 damage points!
End of Round:
Malevolent Ferocious Dog's Hitpoints (Level 2): a coal recipient
YOUR Hitpoints: 1150
executed at 50 dks with level 10 and 2 resets.
and that was average damage.