This card was printed in the following sets:

Card Name: Symbol Set Block
Unstable Obelisk Commander 2014 (Uncommon) Commander 2014 Miscellaneous
Unstable Obelisk Commander 2017 (Uncommon) Commander 2017 General
Unstable Obelisk Commander Anthology 2018 (Uncommon) Commander Anthology 2018 Miscellaneous
Unstable Obelisk Commander 2018 (Uncommon) Commander 2018 Miscellaneous

This card has restrictions in the following formats:

Format Legality
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.