Completing the final Ritual Altar in your Maps has 10% chance to drop a Blood-filled Vessel
2
Ritual Chance
Your Maps have +1% chance to contain Ritual Altars
2
Ritual Tribute Quantity
Monsters Sacrificed at Ritual Altars in your Maps grant 4% increased Tribute
PoE 3.19 Changes: The Ritual Tribute from sacrificing Rare Monsters has been increased, to compensate for the reduced number of Rare Monsters now spawned.