The Inferno Demonlord is a Slayer boss, that will be spawned after the required combat experience is acquired from a Blaze Slayer Quest. Defeating an Inferno Demonlord is the only way to obtain Blaze Slayer XP. Inferno Demonlords have unique abilities that they use during battle.
An Inferno Demonlord can be spawned on any public island containing Blazes, once you have gotten enough Combat from killing them as well as met the requirements listed below and have the Coins required.
Immolate Passive Deals 100 + some % of your max ❤ as true damage every second. At 100% HP: Deals 5% of your max ❤ At 66% HP: Deals 8% of your max ❤ At 33% HP: Deals 12% of your max ❤ This ability also damages player summoned mobs.
Demonsplit At 50% HP Splits into Quazii and Typhoeus. Each demon has a Hellion Shield and are alternatively immune based on attunement.
Typhoeus Demon Scorched Anger Deals 1,250 of its damage per second in AOE.
Immolate Passive Deals 100 + some % of your max ❤ as true damage every second. At 100% HP: Deals 5% of your max ❤ At 66% HP: Deals 10% of your max ❤ At 33% HP: Deals 15% of your max ❤ This ability also damages player summoned mobs.
Hellion Shield Passive The boss is attuned to either ASHEN, SPIRIT, AURIC, or CRYSTAL. Match the attunement on your slayer daggers or your damage will be reduced by 99%. The shield switches attunement every 8 hits.
Demonsplit At 50% HP Splits into Quazii and Typhoeus. Each demon has a Hellion Shield and are alternatively immune based on attunement.
Fire Pillars Starting at 50% HP The boss forms a fireball for 3.5s then throws it nearby. A 4 block high pillar spawns, left click it 8 times with a Wisp Pet to destroy it. Destroy it within 7s or it explodes and everybody dies. The instant-kill damage dealt can be bypassed with a Wither Cloak Sword.
Typhoeus Demon Scorched Anger Deals 4,000 of its damage per second in AOE.
Immolate Passive Deals 100 + some % of your max ❤ as true damage every second. At 100% HP: Deals 5% of your max ❤ At 66% HP: Deals 10% of your max ❤ At 33% HP: Deals 20% of your max ❤ This ability also damages player summoned mobs.
Hellion Shield Passive The boss is attuned to either ASHEN, SPIRIT, AURIC, or CRYSTAL. Match the attunement on your slayer daggers or your damage will be reduced by 99%. The shield switches attunement every 8 hits.
Demonsplit At 66% HP and 33% HP Splits into Quazii and Typhoeus. Each demon has a Hellion Shield and are alternatively immune based on attunement. Both demons have their own abilities.
Fire Pillars Starting at 50% HP The boss forms a fireball for 3.5s then throws it nearby. A 4 block high pillar spawns, left click it 8 times with a Wisp Pet to destroy it. Destroy it within 7s or it explodes and everybody dies. The instant-kill damage dealt can be bypassed with a Wither Cloak Sword.
DDR Apocalypse Starting at 33% HP Spawns 5 pits near the player which transform to fire after 1.5s Standing in that fire deals 200% of your max ❤ as True Damage every second.
Quazii Demon ROFLcopter The demon has a beam of pain spinning around its body. Colliding with the beam deals 70% of your max ❤ as true damage and heals Quazii for 20% of its health.
Typhoeus Demon Scorched Anger Deals 7,500 of its damage per second in AOE.
Immolate Passive Deals 100 + some % of your max ❤ as true damage every second. At 100% HP: Deals 20% of your max ❤ At 66% HP: Deals 30% of your max ❤ At 33% HP: Deals 50% of your max ❤ This ability also damages player summoned mobs.
Hellion Shield Passive The boss is attuned to either ASHEN, SPIRIT, AURIC, or CRYSTAL. Match the attunement on your slayer daggers or your damage will be reduced by 99%. The shield switches attunement every 8 hits.
Demonsplit At 66% HP and 33% HP Splits into Quazii and Typhoeus. Each demon has a Hellion Shield and are alternatively immune based on attunement. Both demons have their own abilities.
Fire Pillars Starting at 66% HP The boss forms a fireball for 3.5s then throws it nearby. A 4 block high pillar spawns, left click it 8 times with a Wisp Pet to destroy it. Destroy it within 7s or it explodes and everybody dies. The instant-kill damage dealt can be bypassed with a Wither Cloak Sword.
DDR Apocalypse Starting at 33% HP Spawns 5 pits near the player which transform to fire after 1.5s Standing in that fire deals 200% of your max ❤ as True Damage every second.
Quazii Demon ROFLcopter The demon has a beam of pain spinning around its body. Colliding with the beam deals 70% of your max ❤ as true damage and heals Quazii for 20% of its health.
Typhoeus Demon Scorched Anger Deals 15,000 of its damage per second in AOE. Trail of Fire The demon leaves a trail of fire behind him dealing 60% of your max ❤ as True Damage if you touch it.