Soul Edge
Inferno, along with Soul Edge is destroyed by Siegfried at the end of "Soulcalibur IV", though its will continues to live in the leftover shards of Soul Edge and later manifests itself in a new Soul Edge. However, after the new Nightmare was slain, Inferno choose Pyrrha as its new host until being defeated by her brother and Soul Edge along with Soul Calibur were both sealed away in the astral chaos. Its will and power has, directly and indirectly, affected several other characters in the series, such as the Evil Seed event that caused many to turn somewhat evil or insane. It has also caused the creation of several life forms or modification of them, such as Ivy's sword, Charade, Necrid and Abyss.