Form of Death (3.5e Sacrifice)

You take on a terrible form as if you were Death itself, perhaps skeletal in appearance, covered in dark robes, and other terrifying forms. Whatever your appearance, you gain the following benefits. This effect lasts for up to 24 hours.
 * Outsider type.
 * Fly speed of 60 ft (perfect).
 * Damage Reduction 10/good.
 * Natural Armor improves by +5.
 * See In Darkness: Able to see in any darkness magical or otherwise.
 * Resistance to acid, cold, electricity, and fire 10.
 * Spell Resistance equal to your HD +10 (maximum 35).
 * Immunity to poison, death effects, sleep, and stunning.
 * Your natural weapons are treated as magic and evil for overcoming damage reduction.

Maximum Health Penalty: -12.