Unedurable Frenzy

Causes the yellow flame of frenzy to violentiy burst forth from your eyes. All creatures in a 15-foot cone in front of you must succeed on a Dexterity saving throw or take 5d8 fire damage and Disadvantage vs Madness. Then must make a Wisdom saving throw, On a failed save a creature succumbs to Madness. On subsequent turns you can use your action to keep the flames of frenzy going The spell ends if you use your action to do anything elsc. While this spell is active your movement speed is halved.

Condition: Madness

A creature that becomes affected by madness takes fire damage equal to twice their CR or level (minimum of 1). This damage cannot be reduced or ignored in any way. If The creature possesses spell slots, it needs to roll 1d8. It expends a spell slot of level equal to the number rolled (or its highest spell slot if the number rolled is too high). A creature that becomes afflected by madness is stunned (see the condition) until the end of of its next tum, the madness then ends.