# Sonic the Hedgehog, Vol. 20: Cause & Effect

Canonical: https://www.bookquiver.com/ian-flynn/sonic-the-hedgehog-vol-20-cause-effect

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![Sonic the Hedgehog, Vol. 20: Cause & Effect](https://quivercdn.com/covers/idw-publishing/ian-flynn/sonic-the-hedgehog-vol-20-cause-effect_979-88-8724-302-3.jpg?v=2026-05-28%2006%3A29%3A45)

- Authors: [Ian Flynn](https://www.bookquiver.com/ian-flynn), [Iasmin Ata](https://www.bookquiver.com/iasmin-ata), [Gigi Dutreix](https://www.bookquiver.com/gigi-dutreix), [Aaron Hammerstrom](https://www.bookquiver.com/aaron-hammerstrom), [Adam Bryce Thomas](https://www.bookquiver.com/adam-bryce-thomas)
- Language: en_US
- Published: 2025-12-02

## Description

Sonic and friends deal with the impact of the Restoration’s demise in the next installment of the best-selling comic series! While Sonic is trying to find Clutch, Amy and Tails decide to visit towns...

## Editions

### Sonic the Hedgehog, Vol. 20: Cause & Effect

- Publisher: idw_publishing
- ISBN: 979-88-8724-302-3
- Pages: 120
- Published: 2025-12-02
- Language: en_US