Orcish Vigor

Your orcish bloodline makes you more resilient than other races.  You gain the following benefits:

• One additional hit point per level.
• Gain proficiency bonus to all Constitution saving throws
• "Orcish Roar" Able to spend a bonus action and summon 6 temporary hit points (plus one additional hit point per level,) once per long rest.  These temporary hit points do not stack with other forms of temporary hit points, the greater bonus dominates over the lesser.