One Piece Episode 422: A Deadly Infiltration! The Underwater Prison Impel Down!

Canon/HIGH

Oshimeter

9.4

66 Ratings

5★

4★

3★

2★

1★

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EPISODE REVIEWS

elle_hq

6 mo

It was a total shock to find Buggy in the middle of this prison, but I loved how he stayed just as loud and angry as he was the first time we met him.

uryu_archer_102

6 mo

The Hannyabal guy is way too annoying and his constant jokes about wanting to be the warden ruined the dark atmosphere of the prison for a bit

aobozu_blade_46

6 mo

You see Hancock turning everyone to stone just by walking past and it is the perfect distraction for Luffy to start his crazy mission inside that nightmare prison

Episode Context

Tension and suspense define this episode as Luffy's mission to breach one of the world's most dangerous locations begins in earnest. The atmosphere is heavy with risk. Impel Down is no ordinary destination, and the episode makes sure you feel the weight of every step toward its gates. Boa Hancock's role as an unlikely ally adds a compelling dynamic, while Vice Admiral Momonga's presence reminds viewers that the World Government's watchful eye is never far away. The pacing is deliberately measured, prioritizing atmosphere and strategic maneuvering over explosive action. Themes of brotherly devotion and sheer audacity drive every scene forward. This is a setup episode done right, it respects the scale of what Luffy is attempting and builds genuine anticipation for the horrors waiting inside the underwater fortress.

Runtime24 min

Filler StatusCanon

Plot ImportanceHIGH

Air DateOct 18, 2009

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