Discordant Dirge

At the beginning of your upkeep, you may put a verse counter on this enchantment. {B}, Sacrifice this enchantment: Look at target opponent's hand and choose up to X cards from it, where X is the number of verse counters on this enchantment. That player discards those cards.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6on763gx71pb1h8i8skfaa.