This card was printed in the following sets:

Card Name: Symbol Set Block
Horned Turtle Classic Sixth Edition (Common) Classic Sixth Edition Core Sets
Horned Turtle Seventh Edition (Common) Seventh Edition Core Sets
Horned Turtle Eighth Edition (Common) Eighth Edition Core Sets
Horned Turtle Ninth Edition (Common) Ninth Edition Core Sets
Horned Turtle Magic 2010 (Common) Magic 2010 Core Sets
Horned Turtle Tempest (Common) Tempest Rath Block
Horned Turtle Portal (Common) Portal Miscellaneous
Horned Turtle Tempest Remastered (Common) Tempest Remastered General

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.

Gatherer works better in the Companion app!