Your search for "Humanoid Worm Drake DB1-EN209" revealed the following:
Humanoid Worm Drake - DB1-EN209 - Common from Dark Beginning 1, available at 401 Games Canada. Rarity: Common Card Text:"Worm Drake" + "Humanoid Slime"
Humanoid Worm Drake - SBC1-ENH19 - Common - 1st Edition
Speed Duel: Streets of Battle City 1st Edition
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Humanoid Worm Drake - SBC1-ENH19 - Common - 1st Edition from Speed Duel: Streets of Battle City 1st Edition, available at 401 Games Canada. Rarity: Common Card Text:"Worm Drake" + "Humanoid Slime"
Humanoid Worm Drake - LON-EN005 - Common - Unlimited Worldwide
Labyrinth of Nightmare Unlimited Worldwide
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$0.90
Humanoid Worm Drake - LON-EN005 - Common - Unlimited Worldwide from Labyrinth of Nightmare Unlimited Worldwide, available at 401 Games Canada. Rarity: Common Card Text:Worm Drake + Humanoid Slime