Huge swarm of Medium humanoids, Chaotic Evil
Armor Class 30 Natural Armor
Hit Points 300 (50d6)
Speed 50 ft., The Abyss Corrupter uses his demon magic to float around his Altar.
STR
14 (+2)
DEX
5 (-3)
CON
15 (+2)
INT
19 (+4)
WIS
7 (-2)
CHA
9 (-1)
Skills Arcana +5, Deception +10, Intimidation +10
Senses Darkvision Living in the Abyss has allow the Abyss Corrupter to develop darkvision., Truesight You can't fool the Abyss Corrupter as he can see into ones' mind., Passive Perception 17
Languages Abyssal
Challenge 15 (13,000 XP)
Proficiency Bonus +5
Traits

Minder Tamper. Enter the targets mind and attempt to corrupt them.

Spellcasting. The Abyss Corrupter is a 15-level spellcaster. Its spellcasting ability is 17 (spell save DC 1, +2 to hit with spell attacks). The Abyss Corrupter has following Corrupter spells prepared:
Cantrips (at will): Mind Tamper, Forced Darkness

Actions

Cursed Longsword. Melee Weapon Attack: +8 to hit, reach 10 ft., 2 target. Hit: 2d6 + 8) Necrotic damage. 

Cursed firebolt. RangedWeapon Attack: +3 to hit, range 30/100 ft., 1 target. Hit: 2d6 + 3) fire damage.

Reactions

Dispatch Assassins. Thinking that the players are no threat to the Corrupter he dispatches a few Abyssal Assassins to kill them for him. He will only start to combat the players himself after his first group are all killed and no players died. If one player dies he will continually send in groups of Assassins.

Legendary Actions

Enter the description for how legendary actions work for your monster here.

Hellfire (Costs 1 Actions). The Abyss Corrupter sends hundreds of fireballs towards the player(s). Everyone was play a saving throw on 1d6 with a 3 or higher to avoid taking 15 fire damage.

Description

This demon chooses sits back in the Abyss at his personal altar controlling his armies of Abyssal Assassins. He targets weak minded humanoids and corrupts them till they are fully under his control.

Lair and Lair Actions

Enter a description of your monster's lair here.

Lair Actions

On initiative count 2 (losing initiative ties), the Abyss Corrupter takes a lair action to cause one of the following effects; the Abyss Corrupter can’t use the same effect two rounds in a row:

  • Dispatch Abyssal Assassins to attack the invading players.
  • Rises into the sky and rains cursed firebolts towards the Players.

Regional Effects

The region containing a legendary Abyss Corrupter’s lair is an power called Everyone Suffers, which creates one or more of the following effects:

  • Activates Hellfire.
  • Summons a Legendary Abyssal Assassin for every dead player.

If the Abyss Corrupter dies, these effects fade over the course of 1d6 days.

Monster Tags: DemonDemon Lord

Habitat: Mountain

Pebbleheart23

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