Life Siphon (UA)
Source: UA9 - Psion Update (02.10.2025)
Level 1 Evocation (Psion)
Casting Time: Action
Range: 120 feet
Components: S
Duration: Instantaneous
You fire an orb of psionic energy fueled by your life force at a creature you can see within range. Make a ranged spell attack against the target. On a hit, the target takes 1d10 Psychic damage and you can expend one Hit Point Die to increase the damage by 1d10.
Using a Higher-Level Spell Slot. The damage increases by 1d10 and the number of Hit Dice you can expend increases by one for each spell slot level above 1.