If it is the current Sasuke, then he wins, but if it is the situation they were in when they first fought Itachi wins.
*Waits for the Sasuke d*ckriders*
It will be Itachi
reasons:
1) higher expertise in sharingan than sasuke
2) Susanoo with the sword and the shield
3) nearly unbeatable genjutsu
4) Higher speed than Sasuke
everyone knows that Itachi was holding bak alot and sick during the battle with sasuke so wut would be the outcome if they both used there full power
Heat>bulls lebron>rose GTFO
It will be Itachi
reasons:
1) higher expertise in sharingan than sasuke
2) Susanoo with the sword and the shield
3) nearly unbeatable genjutsu
4) Higher speed than Sasuke
how do you know if i am gay, see the joke is on you.