Medium Humanoid, Neutral Evil
Armor Class 16
Hit Points 85 (10d8 + 30)
Speed 30 ft., Fly 30 ft. magic wind
STR
14 (+2)
DEX
16 (+3)
CON
16 (+3)
INT
14 (+2)
WIS
12 (+1)
CHA
18 (+4)
Saving Throws DEX +6, CON +6, WIS +4, CHA +7
Skills Arcana +4
Damage Resistances Lightning, Thunder
Senses Passive Perception 11
Languages Common, Giant, Primordial
Challenge 5 (1,800 XP)
Proficiency Bonus +3
Traits

Innate Spellcasting (Cloud Giant Heritage).
Aurelius’s innate spellcasting ability is Charisma (spell save DC 14). He can innately cast the following spells, requiring no material components:

  • At will: Fog Cloud, Light, Thaumaturgy
  • 3/day each: Levitate, Gust of Wind, Mirror Image
  • 1/day each: Control Weather, Lightning Bolt

Stormcaller Aura (Recharge 5–6).
As a bonus action, Aurelius can activate an aura of stormy winds and flickering lightning in a 10-foot radius around him for 1 minute. Creatures of his choice within the aura take 5 lightning damage at the start of their turns and have disadvantage on ranged weapon attack rolls.

Cloud Step.
Aurelius can use a bonus action to teleport up to 30 feet to an unoccupied space he can see, leaving a puff of mist behind.

Thunderous Rebuke (1/Day).
When a creature within 10 feet of Aurelius hits him with a melee attack, he can use his reaction to deal 10 (3d6) thunder damage to the attacker and push them 10 feet away.

Legendary Resistance (2/Day).
If Aurelius fails a saving throw, he can choose to succeed instead.

Actions

Multiattack.
Aurelius makes two melee attacks or casts one spell and makes one melee attack.

Stormlash Staff (Melee Weapon Attack):
+6 to hit, reach 5 ft., one target.
Hit: 10 (2d6 + 3) lightning damage. On a hit, the target must succeed on a DC 14 Strength saving throw or be pushed 10 feet away.

Skystrike (Recharge 5–6).
Aurelius summons a bolt of lightning to strike a point he can see within 60 feet. Each creature within 10 feet of the point must make a DC 14 Dexterity saving throw, taking 21 (6d6) lightning damage on a failed save or half as much on a successful one.


 

Bonus Actions

Bonus Action Name. Enter the description for how bonus actions work for your monster here.

Reactions

Reaction Name. Enter the description for your action.

Legendary Actions

Aurelius can take 2 legendary actions, choosing from the options below. Only one legendary action option can be used at a time, and only at the end of another creature's turn. Aurelius regains spent legendary actions at the start of his turn.

  • Cloud Step. Aurelius teleports up to 30 feet to an unoccupied space he can see.
  • Gust (Costs 2 Actions). Aurelius summons a powerful gust of wind. Each creature of his choice within 15 feet must succeed on a DC 14 Strength saving throw or be pushed 15 feet away.
  • Stormcaller Surge (Costs 2 Actions). Aurelius intensifies his aura, causing each creature of his choice within the aura to take 10 (3d6) lightning damage.
Mythic Actions

Mythic Action Name. Enter the description for how mythic actions work for your monster here.

Mythic Action Name (Costs # Actions). Enter the description for your mythic action.

Description

Tactics

  • Aurelius uses Fog Cloud to obscure the battlefield and keep the party disoriented.
  • He relies on Mirror Image to avoid melee attacks while pelting the party with spells like Lightning Bolt and Skystrike.
  • When surrounded, he activates his Stormcaller Aura to force enemies to spread out.
  • He uses Cloud Step to stay out of reach and reposition, always keeping himself in a strategic spot to maximize his abilities.

This boss is designed to challenge level 4 players by forcing them to deal with mobility, area denial, and consistent damage over time while keeping them engaged with strategic repositioning.

Lair and Lair Actions

Enter a description of your monster's lair here.

Lair Actions

On initiative count # (losing initiative ties), the [monster name] takes a lair action to cause one of the following effects; the [monster name] can’t use the same effect two rounds in a row:

  • Enter a description for a lair action.
  • Enter a description for a lair action.

Regional Effects

The region containing a legendary [monster name]’s lair is [enter the effect description], which creates one or more of the following effects:

  • Enter a regional effect description.
  • Enter a regional effect description.

If the [monster name] dies, these effects fade over the course of #d# days.

benclynes2010

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