Sean Calder, Michael Golamco, and Thomas Ian Griffith Guest Stars: Daniel Roebuck as Peter Orson (returning from Season 1) Gideon Emery as Damien Barso (The Excandesco) Alexis Denisof as Viktor Beckendorf Critical Reception and Ratings
Episode Overview: "Trial by Fire" (Grimm S4E13) The 13th episode of Grimm 's fourth season, " Trial by Fire ," originally aired on February 13, 2015. It is a pivotal chapter that balances a high-stakes "Wesen of the Week" case with major shifts in the series' long-term supernatural dynamics, specifically involving Juliette’s transformation and a long-standing Wesen blood feud. Key Plot Summary
The arsonist is identified as an Excandesco ( Grimm Wiki ), a rare, phoenix-like Wesen capable of internal combustion. [S4E13] Trial by Fire
Critics generally praised the episode for its "continuity" and the payoff of the Adalind/Juliette rivalry. TV Fanatic awarded it 4.5/5 stars, specifically highlighting the fight choreography and the emotional weight of Juliette's confession.
If you tell me what specific part of this episode you're focusing on, I can provide: Detailed from the final scene A deep dive into the Excandesco lore and history Analysis of the Blutbad-Bauerschwein feud origins Sean Calder, Michael Golamco, and Thomas Ian Griffith
The team uses a specialized cooling ointment from the spice shop to "extinguish" the Excandesco, causing him to explode. Orson willingly returns to prison afterward. Significant Character Developments
Bringing Orson into the fold ignites a violent reaction from Monroe due to the ancient Blutbad-Bauerschwein feud . Rosalee eventually brokers a tense peace to focus on the case. Critics generally praised the episode for its "continuity"
The episode was viewed by 4.86 million people during its initial broadcast, holding a 1.1 rating in the 18-49 demographic ( Wikipedia ).