Hunger of Hadar is a level 3 conjuration spell. It creates an area that deals damage and inflicts conditions to creatures in it, including reduced movement speed.
Description
Creatures within this black sphere are 
Blinded and take damage at the end of their turn and the start of their turn.
Creatures starting their turn in the area take 2d6
Cold damage. Creatures ending their turn in the area possibly take 2d6
Acid damage.
The area is 
Difficult Terrain.
Properties
- Cost
Action + 
Level 3 Spell Slot- Damage
2d6 (2~12) Cold damage - +
- Details
DEX Save (Spell save DC)
Range: 18 m / 60 ft
AoE: 6 m / 20 ft (Radius)- Creates Area: Hunger of Hadar (area)
Concentration
At higher levels
Casting this spell at a higher level grants no additional benefit.
Area: Hunger of Hadar (area)
Hunger of Hadar 
Duration: 10 turns
AoE: 6 m / 20 ft (UNKNOWN SHAPE)
A sphere of cold blackness, teeming with unknown horrors.
Creatures starting their turn in the area take 2d6Cold damage. Creatures ending their turn in the area possibly take 2d6Acid damage.
The area is Difficult Terrain and creatures within are Blinded.
Type: Summoned
Condition: Hunger of Hadar
Hunger of Hadar- Standing near a portal to the dark between the stars, infested with unknown horrors.
- Takes 2d6Cold damage at the start of their turn, and possibly 2d6Acid damage at the end of their turn, as long as they are in the area
- They are Blinded and the area is Difficult Terrain.
How to learn
Classes:
- Class Level 5: Warlock
- Class Level 6: College of Lore Bard (via Magical Secrets)
- Class Level 10: Bard (via Magical Secrets)
Granted by the following items:
Markoheshkir (
Recharge: Short rest)
Notes
- The incantation for Hunger of Hadar is Ira et Dolor, Latin for "anger and pain".
- The spell's cold damage seems to be not dealt by the caster, but the created environment instead. As a result, it will not trigger Winter's Clutches's Encrusted with Frost (Condition) effect.
