The Cold One

Your patron is a being of endless winter, embodying the silence of snowfall, the beauty of frost, and the merciless bite of the blizzard. This entity may be an ancient elemental of ice, a forgotten god of the frozen wastes, or even a primordial spirit born from the stillness at the heart of winter itself. Where it treads, rivers freeze, and where its breath falls, life slows to a crawl.

To follow the Cold One is to embrace the duality of winter—serene and still on the surface, but dangerous and unyielding beneath. Its power manifests in chilling winds, razor-sharp shards of ice, and the ability to sap warmth and vitality from those who stand against you. Many warlocks who serve this patron find themselves becoming distant or cold-hearted, their emotions muted like the world beneath a heavy snowfall.

The Cold One demands reverence not through fire or blood, but through endurance, patience, and inevitability. As winter always comes, so too must you bring its frostbound judgment to those who defy your patron’s will.

Expanded Spell List

The Fiend lets you choose from an expanded list of spells when you learn a warlock spell. The following spells are added to the warlock spell list for you.

Fiend Expanded Spells

Spell Level	Spells
1st	fog cloud, ice knife
2nd	blur, snilloc's snowball swarm
3rd	sleet storm, wall of water
4th	elemental bane, ice storm
5th	cone of cold, mislead

Cold One’s Blessing

Starting at 1st level, when you reduce a hostile creature to 0 hit points, you gain temporary hit points equal to your Charisma modifier + your warlock level (minimum of 1).

Cold Embrace

Starting at 6th level, when a melee strike hits you, the attacker makes a Constitution save against your warlock spell save DC, on a fail, their movement speed is reduced by half for 3 rounds.

Once you use this feature, you can’t use it again until you finish a short or long rest.

Child of the Cold

Starting at 10th level, you gain resistance to cold damage.

Glacial Mirror

Starting at 10th level, if you are hit with an attack dealing cold damage, you can use your reaction to roll 1d20 + your spell attack modifier, if you roll higher than the attack that hit you, you reflect the damage back onto the attacker.

Mantle of Frost

Starting at 14th level, you strike your foes with the same icy chill that encases your heart. As an action you can unleash the cold within you, causing every creature within a 30ft radius to make a Constitution save against your Warlock spell save DC. On a failed save, they are frozen in place (incapacitated) for one minute.

Once you use this feature, you can’t use it again until you finish a long rest.