Your body can channel Aetherium with exceptional efficiency, allowing you to enhance your physical capabilities.

• When you make a Strength, Dexterity, or Constitution ability check or saving throw, you can expend one Aetherium charge to add the result of one Hit Die roll to the total.
• You can expend one Aetherium charge to use a bonus action to gain temporary hit points equal to your level + your Constitution modifier.