Quest for Ancient Secrets

Whenever a card is put into your graveyard from anywhere, you may put a quest counter on this enchantment. Remove five quest counters from this enchantment and sacrifice it: Target player shuffles their graveyard into their library.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6o3lqx1gcdpb1hz4r0533v.