Oil of Flameheart

3 charges. Armor- Reduce any cold damage you
take by half your proficiency bonus. As an action,
you can spend 1 charge to unleash a burst of
flame all around. Each adjacent creature takes
2d6 fire damage. (Constitution save, DC 13).
Weapon - When you hit a target with this
weapon, you deal +1d4 fire damage. You can
spend 1 charge to burn the target with ongoing
1d4 flames. The flames last for up to one minute
or until the target spends an action to put out the
fire (Constitution save,