Litmus Doom Ritual [BLRR-EN014] Ultra Rare

This card is used to Ritual Summon "Litmus Doom Swordsman". You must also Tribute monsters from your hand or field whose total Levels equal 8 or more. If this card is in your GY: You can target 1 "Swordsman Of Doom Lithmus" in your GY; shuffle both this card and that target into the Deck, then draw 1 card.