Minor Lifebend

Level 1 Necromancy
Casting Time: Bonus Action
Range: 30ft
Components: VS
Duration: Instant

You can spend 1 hit die and roll it, adding your Constitution modifier, to heal one ally within range. If you have no hit die left, you take 1 exhaustion instead.
Usually kept under wraps by Northern Gnolls, this magic was taught to Elara by Lifebender Skraal.