Urborg Panther

Creature - Nightstalker Cat 2/2, 2B (3)
{B}, Sacrifice Urborg Panther: Destroy target creature blocking Urborg Panther.
Sacrifice a creature named Feral Shadow, a creature named Breathstealer, and Urborg Panther: Search your library for a card named Spirit of the Night and put that card into play. Then shuffle your library.¹
Illus. Cliff Nielsen

Crystal Keep Rulings Summaries

• You do not have to find a Spirit of the Night card if you do not want to. See Rule G19.4. [D'Angelo 2001/07/14]
• Note - This card refers to Feral Shadow.
• Note - This card refers to Breathstealer.
• Note - This card refers to Spirit of the Night.
• Note - This card was of creature type "Night Stalker" until Oracle 1999/07/01. Then it was of type "Nightstalker" and not "Nightstalker Cat" until Oracle 2005/08/01.

Format Legality	Legal in Vintage, Legacy Banned in Extended, Standard
Printings (1/6)	Mirage (Common)