Your search for "Libromancer Doombroker MP23-EN047" revealed the following:
Libromancer Doombroker - MP23-EN047 - Common - 1st Edition
25th Anniversary Tin: Dueling Heroes Mega Pack 1st Edition
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Libromancer Doombroker - MP23-EN047 - Common - 1st Edition from 25th Anniversary Tin: Dueling Heroes Mega Pack 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:You can Ritual Summon this card with a "Libromancer" card. If this card...