Exalted Companion

Type of Feat: General
Prerequisite: Animal Companion, Good Alignment (if you select this feat with another alignment, it will fail).
Specifics: Applies the celestial template to your animal companion. It gains the ability to Smite Evil 1/day, as a paladin, Spell Resistance of 2 times HD, capping at 25, Darkvision, and benefits per the table below.

Hit Dice Acid, Cold, Elec Resist Damage Reduction
1-3 5 -
4-7 10 5/+1
8-11 15 5/+2
12+ 20 10/+3
Use: Automatic.