The way the Ratchet & Clank wiki capitalizes words has changed; therefore, this article should be checked, and, if necessary, capitalization should be fixed.
Mega Challenge: Cellblock was a challenge Ratchet that faced in prison. He had to defeat difficult enemies, in order to get a night's sleep at the prison. The attack took place inside the Max-Security Cells.
- Secret Agent Clank (first appearance)