Vulcanus Mage

While Others study the esoteric methods of Arcane power, the Vulcanus Mages harness the pure unbridled power of the flames. They specialize in a myriad of ways to ignite and set objects and people alike a flame. Fire is untamed and unrelenting in the aspects of the elements, but most of all the fire feeds its own and consumes its own. While not all mages are set or have the focus needed, let alone the bravery to harness the power of the flame.

Inner Fire

At 5th, 9th, 13th, 17th Level, you may learn one spell from any class, that does only fire damage. The spell becomes a wizard spell for you, and must be of a level that you can cast. 

Internal Combustion

Starting at 2nd Level, you have mastered the ability to increase your fires intensity. Your are engulfed in magical flames that do not ignite flammable objects but does deal damage to anyone that strikes you within 5 feet of you. Additionally the Internal combustion is triggered and does the following 

• Hot Streak - Triggered by hitting a target with a direct fire spell. When triggered, until the end of your next turn increase your critical threshold by your proficiency bonus. 
• Scorch - Triggered while under Internal Combustion, any and all fire spells cast deal extra fire damage equal to your level. 

You can only trigger combustion while your not under the combustion effects. 

Cauterization

Starting at 6th level, anytime you would be brought to zero hit points you instead gain half your level times ten hit points back. Alternatively, you lose 10% of your maximum hit points over the next five rounds, this damage can not be avoided in any way. Once this feature has been used you must complete a short or long rest before you can use it again. 

Fire Savant

Starting at 10th level, You have learn how to control the fire in your self or in others. If a creature has fire immunity they are considered to have fire resistance, if the creature has fire resistance the resistance if nullified. 

Heart of Kossuth

Starting at 14th level, As as bonus action you embrace the heart of a God, you gain the following benefits

• you are engulfed in flames and shed bright light in a 30 foot radius, and dim light in a 60 foot radius.
• When casting your fire spells treat them as if they were cast; if able to, at a higher spell slot. 
• Your fire bolt cantrip now hits one additional target with in ten feet of the intended target, and leaves a lingering burn effect on one of the targets equal to your intelligence modifier. The target must succeed at a constitution saving throw, or take burn damage. The lingering effect last until the target saves or you exit Heart of Kossuth. 

The magical flames you are engulfed in do not ignite flammable objects, it is mystical in nature. 

This affect last for one minute, you may not do so again until you finish a long rest.