Unique Spells

Available Level 1

Frost Strike

• Costs 1 Action, 1 Frost Rune on hit
• Weapon Attack
• Chill your weapon with icy power and strike an enemy for a bonus 1d4 Cold damage and slow their movement speed by 3m for 2 turns.

Death Strike

• Costs 1 Action, 1 Blood Rune on hit
• Weapon Attack
• A deadly strike that deals an extra 1d4 Force damage and heals you for 1d4 hit points. If you already have full hit points, gain 4 temporary hit points instead.

Death Coil

• Costs 1 Action, 1 Unholy Rune
• Constitution Saving Throw, Half Damage on Success, 12m Range
• Release a blast of unholy energy, causing 3d4 Necrotic damage to an enemy target or restoring 3d4 hit points to an allied Undead target.

Available Level 2

Anti-Magic Shell

• Costs 1 Action, 1 Unholy Rune
• Concentration, 10 Turn Duration
• Become Resistant to all damage that is not Bludgeoning, Piercing or Slashing.

Death's Advance

• Costs 1 Bonus Action, 1 Any Rune
• Lasts 1 Turn
• Double your movement speed. Your movement speed can't be reduced by Difficult Terrain, spells, or magical effects. You can't be moved against your will.

Chains of Ice

• Costs 1 Action, 1 Frost Rune
• Strength Saving Throw, 18m range
• Shackles the target with frozen chains, dealing 3d4 Cold Damage and possibly restraining them.

Death and Decay

• Costs 1 Action, 1 Blood or Unholy Rune
• Concentration, 9m range, 4m radius
• Corrupts the targeted ground for 10 turns; it damages enemies for 1d4 Necrotic Damage per turn and becomes Difficult Terrain for them.
• You can recast this spell using a Bonus Action to shift your corrupted ground.

Mind Freeze

• Costs 1 Action, 1 Frost Rune
• Saving Throw, 18m range
• Break a target's Concentration and possibly prevent them from casting spells for 2 turns.

Path of Frost

• Costs 1 Action, 1 Frost Rune
• Melee Range, Lasts until Long Rest
• Grant a target immunity to the effects of ice surfaces.

Available Level 3

Death Grip

• Costs 1 Action, 1 Any Rune
• Strength Saving Throw, 12m range
• Harnesses the energy that surrounds and binds all matter, drawing a target toward a position of your choice within 2m of you.
• The DC of this Spell is equal to your total Strength Ability Score.

Sacrifical Pact

• Costs 1 Bonus Action, 1 Blood Rune
• 9m Range
• Destroy a summoned Undead ally to recover half your hit points.

Blood Only

Marrowrend

• Costs 1 Action, 2 Blood Runes on hit
• Weapon Attack
• Smash the target, dealing an extra 2d4 Force damage and gaining 8 temporary hit points.

Heart Strike

• Costs 1 Action, 1 Blood Rune on hit
• Weapon Attack
• Strike the target with a bonus 1d4 Force Damage. If you're within Death and Decay, also deal 1d4 Force Damage to all enemies within 3m.

Frost Only

Howling Blast

• Costs 1 Action, 1 Frost Rune
• Constitution Saving Throw, 9m range, 3m AOE
• Blast the target with a frigid wind, dealing 2d4 Cold Damage and inflicting targets with Frost Fever.
• Full damage and 5 turn duration on failed save, half damage and 2 turn duration on succeeded save

Obliterate

• Costs 1 Action, 2 Frost Runes on hit
• Weapon Attack
• A brutal attack that deals a bonus 3d4 Cold damage.
• When dual wielding, instead hits with both weapons for half damage each

Frostscythe

• Costs 1 Action, 1 Frost Rune
• Weapon Attack, 3 targets within cone for half weapon damage
• A sweeping attack that strikes up to 3 enemies in front of you for an additional 1d4 Cold damage.

Unholy Only

Outbreak

• Costs 1 Action, 1 Unholy Rune
• Constitution Saving Throw, 9m range, 3m AOE
• Deal 3d4 Necrotic damage to the target and infect it and nearby enemies with Virulent Plague.
• Full damage and 5 turn duration on failed save, half damage and 2 turn duration on succeeded save

Festering Strike

• Costs 1 Action, 2 Unholy Runes on hit
• Weapon Attack
• Strikes for an extra 2d4 Necrotic Damage and infects the target with a Festering Wound for 3 turns. When the wound expires, they take a further 2d4 Necrotic Damage.

Scourge Strike

• Costs 1 Action, 1 Unholy Rune on hit
• Weapon Attack
• An unholy strike that deals an extra 1d4 Necrotic Damage, plus an additional 1d4 Necrotic Damage for each Disease applied to the target.

Available Level 7

Anti-Magic Zone

• Costs 1 Action, 2 Any Runes
• Concentration, 9m range, 3m AOE
• Create a barrier that makes creatures inside Resistant to all damage that is not Bludgeoning, Piercing or Slashing.

Available Level 9

Dark Transformation

• Costs 1 Action, 4 Unholy Runes
• 3m range
• Destroy a summoned Undead ally to transform it into a stronger one.
  • Zombie -> Ghoul
  • Skeleton -> Flying Ghoul
  • Ghoul/Flying Ghoul -> Mummy

Diseases

Blood Plague

• Draining 1d4Force damage per turn. Has Disadvantage on Attack Rolls against targets other than the Death Knight.

Frost Fever

• Movement speed reduced by 3m. Takes 1d4Cold damage per turn.

Virulent Plague

• Takes 1d4Necrotic damage per turn. On death, deal 3m to creatures within %!s(MISSING) and possibly infect them with Virulent Plague.

Festering Wound

• Disadvantage on Constitution Saving Throws. On removal, takes 2d4Necrotic damage. Further attacks from the Death Knight hasten removal by 1 turn.

Existing Spells

1 Rune

Armour of Arthas

• Costs 1 Action, 1 Frost Rune
• Cast Armour of Agathys as a 1st level "spell"

Abomination Limb

• Costs 1 Action, 1 Unholy Rune
• Cast Arms of Hadar as a 1st level "spell"

Gloom Ward

• Costs 1 Action, 1 Blood Rune
• Cast False Life as a 1st level "spell"

Scourge

• Costs 1 Action, 1 Any Rune
• Cast Bane as 1st Level Spell

Dark Command

• Costs 1 Action, 1 Blood Rune
• Cast Command as a 1st level "spell"
  • Also works on Undead

Evenly Matched

• Costs 1 Bonus Action, 1 Blood Rune
• Cast Compelled Duel as a 1st level "spell"

2 Rune

Dancing Rune Weapon

• Costs 1 Bonus Action, 2 Blood Runes
• Cast Spiritual Weapon as a 2nd level "spell"

Subduing Grasp: Person

• Costs 1 Action, 2 Blood Runes
• Cast Hold Person as a 2nd level "spell"

Enfeeble

• Costs 1 Action, 2 Unholy Runes
• Cast Ray of Enfeeblement as a 2nd level "spell"

Raise Ally

• Costs 1 Action, 2 Unholy Runes
• Cast Revivify as a 3rd level "spell"

3 Rune

Raise Dead

• Costs 1 Action, 2 Unholy Runes per corpse
• Cast Animate Dead as a 2nd level "spell"

San'layn Touch

• Costs 1 Action, 2 Blood Runes, 1 Unholy Rune
• Cast Vampiric Touch as a 3rd level "spell"

Absolute Zero

• Costs 1 Action, 2 Frost Runes, 1 Unholy Rune
• Cast Hunger of Hadar as a 3rd level "spell"

Unholy Aura

• Costs 1 Action, 3 Unholy Runes
• Cast Spirit Guardians (Necrotic) as a 3rd level "spell"

4 Rune

Avalanche

• Costs 1 Action, 4 Frost Runes
• Cast Ice Storm as a 4th level "spell"

Defile

• Costs 1 Action, 4 Unholy Runes
• Cast Blight as a 4th level "spell"

Raise Gargoyle

• Costs 1 Action, 4 Unholy Runes
• Cast Animate Dead: Flying Ghoul as a 5th level "spell"

5 Rune

Subduing Grasp: Monster

• Costs 1 Action, 5 Blood Runes
• Cast Hold Monster as a 5th level "spell"

Breath of Sindragosa

• Costs 1 Action, 5 Frost Runes
• Cast Cone of Cold as a 5th level "spell"

Army of the Dead

• Costs 1 Action, 5 Unholy Runes
• Cast Danse Macabre as a 5th level "spell"

6 Rune

Bloodshot

• Costs 1 Action, 6 Blood Runes
• Cast Eyebite as a 6th level "spell"

Glacial Advance

• Costs 1 Action, 6 Frost Runes
• Cast Wall of Ice as a 6th level "spell"

Apocalypse

• Costs 1 Action, 6 Unholy Runes
• Cast Circle of Death as a 6th level "spell"

Commander of the Dead

• Costs 1 Action, 6 Unholy Runes
• Cast Create Undead as a 6th level "spell"