This card was printed in the following sets:

Card Name: Symbol Set Block
Coralhelm Guide Battle for Zendikar (Common) Battle for Zendikar Battle for Zendikar
Coralhelm Guide Masters 25 (Common) Masters 25 Miscellaneous
Coralhelm Guide Battlebond (Common) Battlebond Miscellaneous
Coralhelm Guide Jumpstart: Historic Horizons (Common) Jumpstart: Historic Horizons

This card has restrictions in the following formats:

Format Legality
Pioneer Legal
Modern Legal
Legacy Legal
Vintage Legal
Commander Legal
Pauper Legal
Historic Legal
Explorer 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!