mtg play top card of library

mtg play top card of library can someone please explain this to me? I'm not understanding where it says that the target opponent reveals the card my library. : r/mtg Lantern of Insight

Name: mtg play top card of library can someone please explain this to me? I'm not understanding where it says that the target opponent reveals the card my library. : r/mtg Lantern of Insight
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SKU: 32828536265
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SKU: 32828536265

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Finishing Errors: While varnishes arent technically ink Im including them in the ink errors section because of some similarities in the application process

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