Grim Reminder

Search your library for a nonland card and reveal it. Each opponent who cast a spell this turn with the same name as that card loses 6 life. Then shuffle. {B}{B}: Return this card from your graveyard to your hand. Activate only during your upkeep.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6o81485197pb1hb32gt7ei.