This card was printed in the following sets:

Card Name: Symbol Set Block
Harbinger of the Tides Magic Origins (Rare) Magic Origins General
Harbinger of the Tides Commander 2017 (Rare) Commander 2017 General
Harbinger of the Tides Duel Decks: Merfolk vs. Goblins (Rare) Duel Decks: Merfolk vs. Goblins Miscellaneous

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.