mtg top card of library

mtg 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 Looking at the top card

Name: mtg 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 Looking at the top card
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SKU: 89095844262

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Description

Here's the Cube over at CubeCobra

This article will be updated July 9-10 as each individual deck is revealed

Its a dark deck, and it creates a strange new world that ticks along to its own inscrutable rules.

Once a creature is renowned, the next time they would deal combat damage to a player you get to double the number of +1/+1 counters on it, helping them deal more and more damage every time they attack