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Watching earlier episodes in season 2 helps you follow the plot and character arcs leading into this episode.

Watch Adventure Time: Fionna and Cake Season 2 Episode 5 Online

Q: Where can I watch “Adventure Time: Fionna and Cake” Season 2 Episode 5 online?

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“Le papillon et la rivière” — Watch "Adventure Time: Fionna and Cake" Season 2 Episode 5 online in HD for free. Check streaming providers, cast, and episode details.

Nov 20, 2025 Season 2 Episode 5 24 min TV-14

9.0 ★ ★ ★ ★ ★

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Adventure Time: Fionna and Cake Season 2

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Season 2 Episode 5 — Aired on Nov 20, 2025 • runs about 24 minutes.

Written by Anna Syvertsson, Kris Mukai.

Notable cast/guest names in this episode include Madeleine Martin, Roz Ryan, Ashly Burch, Harvey Guillén.

This page includes 5 official still(s) (when available) plus legal availability links.

Looking for “watch Adventure Time: Fionna and Cake Season 2 Episode 5 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Malgré plusieurs revers, Fionna redouble d'efforts pour aider ses amis, tandis que Cake et la sorcière chasseresse explorent un labyrinthe énigmatique.