# Undead Unluck: Winter-hen
*Also known as: Undead Unluck: Winter Arc / アンデッドアンラック Winter編*

## Facts
- Format: SPECIAL
- Status: concluded
- Year: 2025
- Season: FALL

## Renewal Score
**Undead Unluck: Winter-hen** has a **60% renewal probability** on Courcast (confidence: 81%) as of 2026-06-03.

## Synopsis
A one-hour special that adapts the "Winter Arc".
Billy betrays the Union and seizes the Round Table. Amidst a blizzard caused by UMA Winter, he receives a report on the Autumn battle and learns Undead and Unluck are evolving. Juiz appears, revealing to him that the artifacts are weapons meant to defeat God and that the Ark can only perform one more loop. She urges Billy to join forces once more and stake everything on Unluck to achieve their shared goal: “defeat God.” However, Billy declares tha

## About Courcast
Courcast forecasts anime renewal probability using daily signals from streaming platforms, fan communities, and industry sources. Each CourScore (0–100) reflects fandom momentum, streaming performance, source material runway, and franchise history.

- Full details: https://courcast.com/title/undead-unluck-winter-hen-fall-2025
- API: https://courcast.com/api/public/titles/undead-unluck-winter-hen-fall-2025
- About Courcast: https://courcast.com/about

*Last updated: 2026-06-03*