Feats

Body is malleable and shapeless; immune to precision damage (such as sneak attacks) and critical hits.

A creature with channel resistance (usually an undead) adds the listed bonus on saves made to resist the effects of channel energy.

Constructs are immune to death effects, disease, mind-affecting effects, necromancy effects, paralysis, poison, sleep, stun, ability damage/drain, fatigue, exhaustion, energy drain, and nonlethal damage.

Ignores damage from physical attacks unless bypassed by the specified material, alignment, or magic weapon property.

A creature with fast healing regains hit points at an exceptional rate, usually 1 or more hit points per round, as given in the creature's entry.

Takes no damage and suffers no adverse effects from the indicated energy type, condition, or affliction.

Has no physical body; immune to nonmagical attacks, trip, grapple, and falling damage; gains Cha deflection bonus to AC.

The creature is alive but is healed by negative energy and harmed by positive energy, as if it were an undead creature.

The monster does not breathe, and is immune to effects that require breathing (such as inhaled poison).

Plants are immune to all mind-affecting effects, paralysis, poison, polymorph, sleep, and stun.

Heals damage at a fixed rate each round and cannot die while regeneration is active, except from attack forms that bypass it.

Ignores a fixed amount of damage of the indicated energy type each time it takes damage of that kind.

Avoids the effects of spells and spell-like abilities unless the caster's level check (1d20 + CL) equals or exceeds the creature's SR.

Undead are immune to death effects, disease, mind-affecting effects, paralysis, poison, sleep, stun, ability drain, energy drain, nonlethal damage, physical ability score damage/penalties, fatigue, and exhaustion.

A creature with vulnerabilities takes half again as much damage (+50%) from a specific energy type, regardless of whether a saving throw is allowed or whether the save is a...