Homebrew Fiendborne Aasimar Species Details

Lore:

The Fiendborne Aasimar are the result of a devil's interference with celestial bloodlines. Where most Aasimar are born as divine protectors with a deep connection to the celestial planes, Fiendborne Aasimar are something far more conflicted. Their origins lie in a dark pact or curse where a fiend of temptation sought to corrupt the celestial line, often at the behest of a devilish master.

This hybridization was not meant to occur naturally. A fiend, specifically a devil who delighted in turning holy forces into tools for chaos, meddled in a celestial bloodline by binding a succubus to the soul of an unborn Aasimar. These beings carry both the grace of their celestial ancestors and the allure, hunger, and trickery of their fiendish side. They are beings of inner turmoil, constantly caught between their divine purpose and the ever-present whisper of the fiendish instincts.

Fiendborne Aasimar possess physical traits that blend two heritages. Their radiant beauty often carries with it an unnerving or alluring quality, with eyes that may glow with angelic light, but under the right conditions, might flash a seductive crimson. Some bear small horns or shadowy wings that are rarely fully visible but manifest in moments of heightened emotion. Their skin, while generally humanoid, may shift in hue depending on their mood, from warm golds and silvers to duskier, more fiendish tones.

These Aasimar often feel out of place in either celestial or fiendish societies, struggling to reconcile their dueling natures. The celestial blood within them yearns to do goodm protect, and inspire, but the fiendish blood demands satisfaction - whether though indulgences, deceit, or manipulation. It is not uncommon for Fiendborne Aasimar to live as loners, constantly moving between worlds, unsure of where they belong.

 

Physical Traits:

Celestial Beauty, Fiendish Charm: Fiendborne Aasimar are naturally stunning, their celestial ancestry giving them an almost ethereal glow, while their fiendish blood grants them an irresistible allure. Their presence commands attention, whether through radiance or danger.

Mark of the Fiend: While Fiedborne Aasimar typically resemble their celestial cousins, subtle (or sometimes obvious) fiendish traits betray their demonic heritage. These might include small horns, pointed tails, sharp teeth, or eyes that flicker between radiant and malevolent.

Racial Traits:

Celestial Resistance: You have resistance to necrotic and radiant damage. A reflection of your dual nature.

Silver Tongue: You have advantage on Charisma (Persuasion) checks.

Darkvision: Your fiendish heritage grants you superior darkvison (60ft)

Fiendish Temptation: Your fiendish lineage grands you the ability to cloud the mind of others. You know the Charm Person spell and can cast it once per long rest without expending a spell slot. Charisma is your spellcasting modifier for this trait.

Radiant or Fiendish Soul: At 3rd level, you can unleash the full power of your dual heritage. Choose one of the following abilities based on the balance of your nature.

- Radiant Soul: You can use an action to transform, causing your eyes to glimmer with radiant light and spectral, angelic wings sprout from your back. Your transformation lasts for 1 minute or until you end it as a bonus action. During it you have a flying speed of 30 feet, and once on each of your turns, you can deal an extra radiant damage to one target when you damage with an attack or spell. The extra damage equals your level.

- Fiendhish Wrath: As a bonus action, you can transform to reveal your fiendish nature. Your skin may darken, horns grow slightly more prominent, or your eyes flash red. For 1 minute, you gain advantage on Charisma (deception) and Charisma (intimidation) checks, once per turn, you can deal an extra necrotic damage equal to your level to one target when you deal damage with an attack or spell. You also have resistance to fire damage for the duration.

Once you use this feature, you cant use it again until you finish a long rest.

Dual Legacy: Choose either the Celestial or Fiendish side of your heritage. Based on your choice, you gain access to different spells.

- Celestial Legacy: You can cast Lesser Restoration once per long rest. When you reach 5th level you can cast Daylight once per long rest. Charisma is your spellcasting modifier for these spells.

- Fiendish Legacy: You can cast Hellish Rebuke once per long rest as a 2nd-level spell. When you reach 5th level, you can cast Darkness once per long rest. Charisma is your spell casting modifier for these spells.

 

Fiendborne Aasimar Traits

Your aasimar character has the following racial traits.

Ability Score Increase

Your Charisma score increases by 2.

Age

Fiendborne Aasimar mature at a similar rate to humans but can live up to 160 years, though their fiendish nature may alter this.

Size

Medium. Fiendborne Aasimar are similar in build to humans, with heights ranging from 5 to 6 feet tall.

Speed

Your base walking speed is 30 feet.

Celestial Resistance

You have resistance to necrotic and radiant damage, a reflection of your dual nature—both divine and fiendish..

Languages

You can speak, read, and write Common, Infernal and Celestial.