This card was printed in the following sets:

Card Name: Symbol Set Block
Celestial Ancient Dissension (Rare) Dissension Ravnica Block
Celestial Ancient Planechase 2012 Edition (Rare) Planechase 2012 Edition Miscellaneous
Celestial Ancient Commander 2015 (Rare) Commander 2015 General
Celestial Ancient Planechase Anthology (Rare) Planechase Anthology General

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!