Corruption

A yellow and red coloured eye appears on the ground in a 60ft circle up to 60ft away, all creatures in the circle must succeed a wisdom saving throw or be frightened (roll again on the creatures next turn) every round creatures spend in the circle they will take 2d6 necrotic damage. (corruption must be dispelled)

Spell cast at 4th,6th,8th level do an extra d6 for for what level it is