This card was printed in the following sets:

Card Name: Symbol Set Block
Cathodion Urza's Saga (Uncommon) Urza's Saga Urza's Block
Cathodion Mirrodin (Uncommon) Mirrodin Mirrodin Block
Cathodion Commander 2014 (Uncommon) Commander 2014 Miscellaneous
Cathodion Modern Masters 2015 Edition (Common) Modern Masters 2015 Edition General
Cathodion Commander Anthology 2018 (Uncommon) Commander Anthology 2018 Miscellaneous
Cathodion Ultimate Masters (Common) Ultimate Masters Miscellaneous

This card has restrictions in the following formats:

Format Legality
Modern Legal
Legacy Legal
Vintage Legal
Commander Legal
Pauper 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.