Death Blossom (5e Spell)
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Create a sphere of death,hurting all in its aura This spell can only be used after you have been attacked.You create a sphere of dark energy 20 feet around you and if the creature that just attacked you is in that sphere,it must make a wisdom saving throw, it takes 2d8 necrotic damage or half as much on a success. Other creatures within the sphere must also make a wisdom saving throw,but they take no damage on a success
At Higher Levels. When you cast this spell using a spell slot of 2 or higher, the damage increases by 1d8 for each spell slot above 1st.