This card was printed in the following sets:

Card Name: Symbol Set Block
Sylvan Safekeeper Judgment (Rare) Judgment Odyssey Block
Sylvan Safekeeper Commander 2014 (Rare) Commander 2014 Miscellaneous
Sylvan Safekeeper Commander Anthology (Rare) Commander Anthology 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.

Gatherer works better in the Companion app!