This card was printed in the following sets:

Card Name: Symbol Set Block
Warren Instigator Zendikar (Mythic Rare) Zendikar Zendikar Block
Warren Instigator Duel Decks: Merfolk vs. Goblins (Mythic 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