Naruto hvnt complete his new jutsu yet..but there seem like naruto have something interesting to show Kakashi..according to the ehh.. wood element user guy..( haha forgot his name    )

manga doesn't tell us if sasuke gets possesed by oro or if he manages to defeat him like his brother itachi

From pocketmofo at MH

Real quick translation. A little vague, but it's got some intrigue at the end. Enjoy!

五行バレ(簡易バレ　ニューVER.)
Five Line Spoiler (Quick Spoiler New Version)

切り刻まれる大蛇。勝敗はすぐについた。変身をとくサスケ。しかしそれは大蛇丸の罠だった
気化した体液を吸い体が痺れて動けなくなるサスケ。そして大蛇丸の精神世界に引き込まれる。
*Orochimaru is cut up. The battle is over pretty quickly. Sasuke transforms back to his normal self but this was all a part of Orochimaru's trap. Sasuke's body goes numb and unable to move because of Orochimaru's now likely vaporized and airborne fluids. Sasuke gets sucked up into Orochimaru's mental world.

精神世界の中で転生の儀式を行う大蛇。大蛇の回想:暁時代にイタチと対峙し圧倒的な瞳術で
全ての術を封じ込まれ金縛りされる。精神世界内で同じ金縛りでサスケも大蛇丸に抵抗する。
Orochimaru begins the ritual for the body transfer technique in the mental world. Orochimaru has a flashback of his days with Akatsuki where he uses the same technique on Itachi but his abilities are disabled and he is held down by Itachi's powerful eye techniques. In the mental world Sasuke is being held down while trying to resist Orochimaru.

場面変わって全てを察し駆けつけるカブト。すれ違い「今の君は一体どっちなんです?」で終
The scene changes to where Kabuto rushes over to see what's going on. As Sasuke passes by him Kabuto asks, "Just which one are you?"
Picture translation:

Kabuto: "Just which...one are you?"

Sidetext: Sasuke and Orochimaru--one is gone and one remains. But the one in that body is...!?