Your type changes to outsider, you are also elf & dragon.
Immunity to fire and poison*
Resistance to acid 10 and cold 10**
Darkvision, if you already have it increases by 30ft.
See in Darkness (Su) See perfectly in magical darkness of any kind, even that created by a deeper darkness spell with a successful luck check DC20. On a successful check treat similarly to a successful spell resistance.
Your natural weapons, as well as any weapons you wield, are treated as lawful and evil for the purpose of resolving damage reduction.
*Immunities to fire & poison do not apply to unique magical fires & poisons such as epic or those that are designed to specifically effect those who are immune or to racial type.
**If you already have either resistance, your resistance increases by 5