Birth Signs

The birthsigns can be categorized into three general groups: those that give Attribute bonuses, those that provide lesser and/or greater powers, and those that affect your Magicka:
 * Attribute bonuses: Lady; Steed; Thief; and Warrior.
 * Magicka effects: Apprentice; Atronach; and Mage.
 * Greater/lesser powers: Lord; Lover; Ritual; Serpent; Shadow; and Tower.

Apprentice-

The Apprentice is a birthsign which affects your Magicka, bestowing the Apprentice Birthsign ability which has two permanent effects:
 * Fortify Magicka 100 points on Self
 * Weakness to Magic 100% on Self

Atronach-

The Atronach is a birthsign which affects your Magicka, bestowing the Atronach Birthsign ability which has three permanent effects:
 * Fortify Magicka 150 points on Self
 * Spell Absorption 50% on Self
 * Stunted Magicka on Self (prevents standard magicka regeneration)

Lady-

The Lady is a birthsign which affects your Attributes, bestowing the Lady's Blessing ability which has two permanent effects:
 * Fortify Willpower 10 points on Self
 * Fortify Endurance 10 points on Self

Lord-

The Lord is a birthsign which provides a lesser power, balanced by one permanent weakness:
 * Blood of the North lesser power - Restore Health 6 points for 15 seconds (90 points total) on Self, multiple times per day at a cost of 50 Magicka
 * Trollkin ability - Permanent Weakness to Fire 25% on Self

Lover-

The Lover is a birthsign which provides a greater power:
 * Lover's Kiss greater power - Paralyze 10 seconds on Touch and Damage Fatigue 120 points on Self, once per day

Mage-

The Mage is a birthsign which affects your Magicka, bestowing the Mage Birthsign ability which has one permanent effect:
 * Fortify Magicka 50 points on Self

Ritual-

The Ritual is a birthsign which provides two powers:
 * Blessed Word lesser power - Turn Undead up to level 25 (100 points) for 30 seconds on target, multiple times per day at a cost of 40 Magicka.
 * Mara's Gift greater power - Restore Health 200 points on Self, once per day.

Shadow-

The Shadow is a birthsign which provides one power: Thief-
 * Moonshadow greater power - Invisibility 60 seconds on Self, once per day.
 * As with all invisibility effects, the power is immediately dispelled if the player interacts with any item (doors, containers, etc.).

The Thief is a birthsign which affects your Attributes, bestowing the Thief Birthsign ability which has three permanent effects:
 * Fortify Agility 10 points on Self
 * Fortify Luck 10 points on Self
 * Fortify Speed 10 points on Self

Tower-

The Tower is a birthsign which provides two powers:
 * Tower Key greater power - Open Average Lock (40 points) on Target, once per day
 * Tower Warden greater power - Reflect Damage 5% for 120 seconds on Self, once per day

Warrior-

The Warrior is a birthsign which affects your Attributes, bestowing the Warrior Birthsign ability which has two permanent effects:
 * Fortify Endurance 10 points on Self
 * Fortify Strength 10 points on Self