Episode 425: The Prison's strongest Man! Introduction of the Poison-Man Magellan
One Piece Episode 425 „The Prison's strongest Man! Introduction of the Poison-Man Magellan“. Adapts chapters 528–530. First aired: 2009-11-08.
- Read on in the manga from: Chapter 531 (Volume 54 – No One Can Stop This Now)
- Title (Japanese): 監獄最強の男！毒人間・マゼラン登場
- Title (romaji): Kangoku Saikyō no Otoko! Doku Ningen Mazeran Tōjō
- First aired (Japanese): 2009-11-08
- First aired (German): 2014-10-24
- Category: Story
- Arc: Impel Down Arc
- Chapters adapted: Chapters 528, pages 1-15; Chapters 530, pages 5