This card was printed in the following sets:

Card Name: Symbol Set Block
Nahiri, the Harbinger Shadows over Innistrad (Mythic Rare) Shadows over Innistrad Shadows over Innistrad
Nahiri, the Harbinger War of the Spark Mythic Edition (Mythic Rare) War of the Spark Mythic Edition
Nahiri, the Harbinger Ikoria Commander (Mythic Rare) Ikoria Commander

This card has restrictions in the following formats:

Format Legality
Pioneer Legal
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.

Gatherer works better in the Companion app!