Episode 485 of "Naruto Shippuden" is about revelation, as it will finally provide more hints about the appearance of some mysterious men who set an explosion Konoha and nearby villages. Entitled "Colosseum," set for showing on December 8, Sasuke will also reportedly gain some clues that Orochimaru might actually have information about the so-called "detonating men," responsible for the explosion. Meanwhile in episode 486, Sasuke may possibly encounter some villains.
Spoiler websites claim that in episode 485, Sasuke continues to investigate the disappearance of shinobi as well as the "human bombs." His persistence will lead Sasuke towards Orochimaru. Spoilers claim their encounter will reap some merits as Sasuke would be told to find an arms supplier, Oyashiro. To ensure that Oyashiru will indeed show up, Orochimaru helped Sasuke by devising a trap for him.
So Orochimaru will accompany Sasuke in going to a distant island known for its coliseum, where the filthy rich individuals combat one another with shinobi. Sasuke would be compelled to join the tournament and would try to challenge all opponent in a bid to liberate all shinobis. Sasuke will also gain knowledge about the so called "Lightning Group" and will learn that its led by a man named "Fushin."
Episode 486 continues where the previous episode left; it will continue to tell about Sasuke's adventure. Sasuke will have an encounter with Oyashiro, and the former is intent in persuading Oyashiro to reveal more about the "Fushin" and the "Lightning Group." Convinced Sasuke would learn that Fushin's birth home is just along the track where a ship from Kirigakure went missing.
It may not sound unpredictable, but spoilers also claim that the missing ship would be discovered by Sasuke and while on such an island, an attack against him would commence, under getjustsu's power. Sasuke will then use his Sharingan to stop the attacks and ginjutsu. At this point, Sasuke will have realization that those who use genjutsu who are also responsible for the explosion in the villages are just nearby.
Battle will ensue between Sasuke and the Kiri ninjas. Sasuke will use some shinobi to defeat their leader and to understand the reason for the attacks.