Depending on which series you are watching, "Episode 163" refers to two very different moments in the Naruto franchise: the high-stakes arrival of Naruto's Sage Mode in Shippūden or a tactical filler investigation in the original series.
This is one of the most iconic episodes in the series, marking Naruto’s long-awaited return to Konoha to face Pain. Naruto Episode 163
: While visiting the feudal lord Sagi at a lake, the group must protect him from a sudden assassin attack. Depending on which series you are watching, "Episode
: Naruto is summoned to the center of the Hidden Leaf Village by Shima, accompanied by elder toads Fukasaku and Gamabunta. He appears in his new Sage Mode attire, standing atop the giant toads amidst the rubble of the destroyed village. Naruto Episode 163