# Lifedrinker *Source: Player's Handbook (2024) p. 156. Available in the <span title='Systems Reference Document (5.2)'>SRD</span>* **Prerequisite**: Level 9 Once per turn when you hit a creature with your pact weapon, you can deal an extra `d6` Necrotic, Psychic, or Radiant damage (your choice) to the creature, and you can expend one of your [Hit Point Dice](Mechanics/CLI/rules/variant-rules/hit-point-dice-xphb.md) to roll it and regain a number of [Hit Points](Mechanics/CLI/rules/variant-rules/hit-points-xphb.md) equal to the roll plus your Constitution modifier (minimum of 1 [Hit Point](Mechanics/CLI/rules/variant-rules/hit-points-xphb.md)).