Cursed Terrain

The ground turnish as the dirt form faces that stare whit horror in a 40-foot-radius sphere from a point within range. Each creature in that area must make a wisdom saving throw. A target takes 6d6 necrotic damage and became frigthened on a failed save, or half as much damage on a successful one and no aditional efects.
the frigthened creature must use its action to run away from the cursed terain using the faster way possible, 
if creatures end their turn in the afected area they must repeat the saving throw on a failure they take 6d6 necrotic damage and became frightened half as much damage on a sucees and no aditional efects 
the caster are not afected by this spell neither a number of creatures equal to the caster inteligence, wisdom or carisma modifier. 

if this spell is casted for 100 days straigth it became permanent 

At Higher Levels. When you cast this spell using a spell slot of 6th level or higher, the damage increases by 2d6 for each slot level above 5th.