Your search for "wild beastmaster 139" revealed the following:
Wild Beastmaster (RTR) from Return to Ravnica, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Kev Walker Card Text:Whenever Wild Beastmaster attacks, each other creature you control gets +X/+X until end of turn, where X is Wild Beastmaster's...
Wild Beastmaster (Foil) (RTR) from Return to Ravnica, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Kev Walker Card Text:Whenever Wild Beastmaster attacks, each other creature you control gets +X/+X until end of turn, where X is Wild...