This card was printed in the following sets:

Card Name: Symbol Set Block
Ghostly Prison Champions of Kamigawa (Uncommon) Champions of Kamigawa Kamigawa Block
Ghostly Prison Magic: The Gathering-Commander (Uncommon) Magic: The Gathering-Commander Miscellaneous
Ghostly Prison Planechase 2012 Edition (Uncommon) Planechase 2012 Edition Miscellaneous
Ghostly Prison Conspiracy: Take the Crown (Uncommon) Conspiracy: Take the Crown General
Ghostly Prison Commander 2016 (Uncommon) Commander 2016 General
Ghostly Prison Planechase Anthology (Uncommon) Planechase Anthology General
Ghostly Prison Commander 2019 (Uncommon) Commander 2019
Ghostly Prison Kaldheim Commander (Uncommon) Kaldheim Commander
Ghostly Prison Commander 2021 (Uncommon) Commander 2021

This card has restrictions in the following formats:

Format Legality
Modern Legal
Legacy Legal
Vintage Legal
Commander Legal
x For more information regarding each format and play style modifications, visit the Banned / Restricted Lists for DCI-Sanctioned Tournaments page on the Magic: The Gathering website.

Gatherer works better in the Companion app!