| Diablo the Terror Chaos and Fear Lord | |
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| Title | The Dark Lord Lord of Terror Chaos and Fear The Prime Evil Dialon, Spirit of Determination (Triune persona) Metus Survivor of the Dark Exile Leader of the Three Destroyer of Souls The Terror Chaos and Fear Lord Mirakodus (false persona) The Heavenly One (false title) Lord of Hell Lord of Evil Demon of Terror Chaos and Fear Helllord Steward of Terror Chaos and Fear God of Terror Chaos and Fear King of Terror Chaos and Fear He Who Is Terror Chaos and Fear Master of Terror Chaos and Fear Archdemon of Terror Chaos and Fear Terror Chaos and Fear-Giver Hand of Terror Chaos and Fear Terror Chaos and Fear Incarnate Embodiment of Terror Chaos and Fear Terror Chaos and Fear of the Flame Demonlord Ruler of the Realm of Terror The Great Terror Chaos and Fear Lord over all Terrors Chaos and Fears King over all Terrors Chaos and Fears Patriarch over all Terrors Chaos and Fears The Demonking King of the Demons Lord of the Demons Patriarch of the Demons Lord of All Demons King of All Demons Patriarch of All Demons The Ultimate Manifestation of Terror Fear and Chaos |
| Gender | Male |
| Affiliation | Hell |
| Relatives | Baal (brother) Mephisto (brother) Azmodan (brother) Belial (brother) Andariel (sister) Duriel (brother) Chernabog (cousin) Valtor (cousin) Tritannus (cousin) Zorc Necrophades (cousin) Demonus (mother) Tathamet (grandfather) |
| Status | Alive |
| Appearances | The Son of Tyrael |
Diablo is a secondary antagonist in The Son of Tyrael series.