This card was printed in the following sets:

Card Name: Symbol Set Block
Thrill-Kill Assassin Return to Ravnica (Uncommon) Return to Ravnica Return to Ravnica
Thrill-Kill Assassin Iconic Masters (Common) Iconic Masters General
Thrill-Kill Assassin Guild Kit: Rakdos (Uncommon) Guild Kit: Rakdos

This card has restrictions in the following formats:

Format Legality
Pioneer Legal
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!