These are what we call the 'YMMV items.' Things that some people find in this work. We call them 'your mileage might vary' because not everyone sees these things in the same way. This starts discussions in the trope lists, a thing we don't want. Please use the discussion page if you'd like to discuss any of these items.
The new voices from NTAS 31 onward. If you've watched Shippuden Abridged by Canadian Jutsu, you'll probably become fans of these episodes. If you haven't, then you'll probably hate them.
Broken Base: Over Masako's returning to the series with Faulerro. Reception was somewhat mixed. Especially by Vegeta's girlfriend, who attacked Masako on Twitter over his returning.
Ear Worm: "I fought the log and the... log won, I fought the log and the... log won!"
Ensemble Darkhorse: Took advantage of Iruka being one in the anime and got him into a running rivalry with Kakashi.
"Funny Aneurysm" Moment: The creators in-show arguments become bitter when you realize one of the reasons MasakoX quit.
Harsher in Hindsight: All of episode 28. This is where Sasuke (voiced by MasakoX ends his friendship with Naruto and Sakura (both of whom are voiced by Vegeta) and leaves. Like the "Funny Aneurysm" Moment above, it's very bitter when taking the creators into account.
Mickey Mouse takes on the role of the Big Bad in the Wave Country Arc (as Gatou). In a fanart contest submission, he explains he dressed up as a 60-year-old man since as a cartoon mouse "how the hell [is he] supposed to scare anybody?". Cue a few years later, then...