Your search for "raven guild master 47" revealed the following:
Raven Guild Master (SCG) from Scourge, available at 401 Games Canada. Rarity: Rare Finish: Normal Artist: Kev Walker Card Text:Whenever Raven Guildmaster deals combat damage to a player, that player removes the top ten cards of his or her library...
Raven Guild Master (Foil) (SCG) from Scourge, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Kev Walker Card Text:Whenever Raven Guildmaster deals combat damage to a player, that player removes the top ten cards of his or her...
Master Warcraft (Foil) (RAV) from Ravnica: City of Guilds, available at 401 Games Canada. Rarity: Rare Finish: Foil Artist: Zoltan Boros & Gabor Szikszai Card Text:((R/W) can be paid with either R or W.)Play Master Warcraft only before attackers are...