945357a8_Ten_Plagues_The_Ten_Plagues_Warning
[Plague] Boils [Replication] Magicians could not even heal themselves [Respite] We're not told but one would imagine scarring would result [Response] The Lord hardened Pharoah's heart. [God Attacked] Imhotep (physician God) & Thoth (Magic and healing) [Warning] 
Pharoah not warned but was there when Moses did it
Ten Plagues
Warning