| Name | Prerequisites | Benefit | Sources |
|---|---|---|---|
| Ability Focus | Special attack. | Add +2 to the DC for all saving throws against the special attack on which the creature focuses. | on page 30, on page 303 |
| Empower Spell-Like Ability | Spell-like ability at caster level 6th or higher. | Choose one of the creature's spell-like abilities, subject to the restrictions below. The creature can use that ability as an empowered spell-like ability three times per day (or less, if the ability is normally usable only once or twice per day). When a creature uses an empowered spell-like ability, all variable, numeric effects of the spell-like ability are increased by one half. Saving throws and opposed rolls are not affected. Spell-like abilities without random variables are not affected. The creature can only select a spell-like ability duplicating a spell with a level less than or equal to half its caster level (round down) -2. For a summary, see the table in the description of the Quicken Spell-Like Ability feat. | on page 49, on page 33, on page 303 |
| Improved Flyby Attack | Fly speed, Dodge, Flyby Attack, Mobility. | If the standard action taken by a creature during a round in which it uses Flyby Attack is a melee attack, the creature provokes no attacks of opportunity from moving out of squares threatened by its target. | on page 36, |
| Improved Multiattack | Three or more natural weapons, Multiattack | The creature's secondary attacks with natural weapons have no penalty. They still add only one-half the creature's Strength bonus, if any, to damage dealt. | on page 36, |
| Greater Multiweapon Fighting | Dex 19, three or more arms, Improved Multiweapon Fighting, Multiweapon Fighting, base attack bonus +15. | The creature may make up to three extra attacks with each extra offhand weapon it wields, albeit at a -10 penalty on the third attack with each weapon. | on page 35, |
| Improved Multiweapon Fighting | Dex 15, three or more arms, Multiweapon Fighting, base attack bonus +9. | In addition to the single extra attack a creature gets with each extra weapon from Multiweapon Fighting, it gets a second attack with each extra weapon, albeit at a -5 penalty. | on page 36, |
| Poison Immunity | on page 49, on page 21, on page 38 | ||
| Quicken Spell-Like Ability | Spell-like ability at caster level 10th or higher. | Choose one of the creature's spell-like abilities, subject to the restrictions described below. The creature can use that ability as a quickened spell-like ability three times per day (or less, if the ability is normally usable only once or twice per day). Using a quickened spell-like ability is a free action that does not provoke an attack of opportunity. The creature can perform another action-including the use of another spell-like ability-in the same round that it uses a quickened spell-like ability. The creature may use only one quickened spell-like ability per round. The creature can only select a spell-like ability duplicating a spell with a level less than or equal to half its caster level (round down) -4. For a summary, see the table below. In addition, a spell-like ability that duplicates a spell with a casting time greater than 1 full round cannot be quickened. | on page 49, on page 38, on page 304 |
| Improved Turn Resistance | Undead type | on page 27, on page 36 |