Ember Armor of Genifreet

A raging vortex of smoke and flame erupts around the Bearer, obscuring them from view, granting them 3/4ths partial cover for one minute. Any creatures that attempt a melee attack against The Bearer while this spell is active must make a Constitution saving throw

If the attacking creature succeeds on its Constitution saving throw AND hits the Bearer then the creature takes 1d8 fire damage.

If the attacking creature succeeds on its Constitution saving throw BUT misses the Bearer then the creature takes 2d8 fire damage. 

If the attacking creature fails on its Constitution saving throw BUT hits the Bearer then the creature takes 3d8 fire damage.

If the attacking creature fails on its Constitution saving throw AND misses the Bearer then the creature takes 4d8 fire damage.

For the duration of the spell all ranged weapon attacks are incinerated by the flames. Furthermore all melee weapon attacks performed by the Bearer have an additional 2d8 fire damage added, and all ranged weapon attacks performed by the Bearer during this spell has 1d8 fire damage added