An ooze is an amorphous or mutable creature, usually mindless. An ooze has the following features.

• d8 Hit Die.
• Base attack bonus equal to 3/4 total Hit Dice (medium progression).
• No good saving throws.
• Skill points equal to 2 + Int modifier (minimum 1) per Hit Die. However, most oozes are mindless and gain no skill points or feats. Oozes do not have any class skills.

Traits: An ooze possesses the following traits (unless otherwise noted in a creature's entry).

• Mindless: No Intelligence score, and immunity to all mind-affecting effects (charms, compulsions, phantasms, patterns, and morale effects). An ooze with an Intelligence score loses this trait.
• Blind (but have the blindsight special quality), with immunity to gaze attacks, visual effects, illusions, and other attack forms that rely on sight.
• Immunity to poison, sleep effects, paralysis, polymorph, and stunning.
• Some oozes have the ability to deal acid damage to objects.
• Not subject to critical hits or flanking. Does not take additional damage from precision-based attacks, such as sneak attack.
• Proficient with its natural weapons only.
• Proficient with no armor.
• Oozes eat and breathe, but do not sleep.