Armor Class 15 (natural armor)
Hit Points 165 (22d8+66)
Speed 30 ft., climb 30 ft.
Saving Throws —
Skills Perception -2
Damage Immunities acid, cold, lightning, slashing
Condition Immunities blinded, charmed, deafened, exhaustion, frightened, grappled, prone
Senses blindsight 120' (blind beyond), passive Perception 16
Languages —
Challenge 12 (8,400 XP)
Amorphous. Move through space 1ft.+ wide with o squeezing.
Corrosive Form. A creature that touches it or hits it with melee attack while within 5 ft. of it takes 10 (3d6) acid.
Ooze Nature. Doesn't require sleep.
Spider Climb. Difficult surfaces even ceilings no ability check.
Multiattack. One Pseudopod and three Weapon Thrashes.
Weapon Thrash. Melee Weapon Attack: +9 to hit, 5 ft., one target, 10 (2d4+5) bludgeoning damage/P/S (the ooze's choice) damage.
Pseudopod. Melee Weapon Attack: +9 to hit, 5 ft., one target, 10 (2d4+5) bludgeoning damage + 18 (4d8) acid.
Shed Oozling. When it has more than 10 hp and is subjected to acid cold lightning or slashing it can lose 10 hp to create an oozling: same stats as scintillating ooze except it is Tiny has 10 hp can't make Weapon Thrashes and can't use this reaction or legendary actions.
Move. Up to its speed with o provoking opportunity attacks.
Grasping Pseudopod. Launches a pseudopod at one creature it can see within 30' of it. Target must make DC 17 Str save or be pulled up to 30' toward the ooze.
Lunging Attack (2). Makes one Weapon Thrash attack at a creature it can see within 10 ft. of it.