This card was printed in the following sets:

Card Name: Symbol Set Block
Intruder Alarm Eighth Edition (Rare) Eighth Edition Core Sets
Intruder Alarm Stronghold (Rare) Stronghold Rath Block

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.