Amongst the Cosmos/Bloodcursed Dagger

The Bloodcursed Dagger is an item crafted at the Demon Altar. When used, it will cause the player to instantly die from any damage taken, but all bosses have a 10% (1 in 10) chance to drop the. Using it again will get rid of the Deprived Vessel debuff. When used, it will display the "You feel fatigued" text in chat. If used again, it will display the "Your soul has returned to your body" in chat.