The Black Hero's Ruins! Sigilyph and Cofagrigus!!

After he collapsed after exiting Chargestone Cave, Ash & Co. learn from Cedric Juniper about some nearby ruins which once held the legendary Pokémon, Zekrom. Cedric goes to visit the ruins, but Ash, eager to learn about the legendary Pokémon, decides to join him in the exploration. However, when they enter, they're quickly attacked by a Sigilyph and Cofagrigus who are protecting the ruins. Will Cedric find what he's looking for and will Ash & Co. get out safely?

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