Size/Type: Large Ooze ("normal" type is Outsider, and since Mindstealer Drones specifically were stated not to lose any of their original abilities, he can still use his Fiend feats)
Subtype:
Dark Minded (technically only for undead, but intelligent oozes shouldn't be automatically immune to Mind Affecting). This means it's immune to fear and morale effects, but not other mind-affecting effects. Also Bluff, Intimidate, and Diplomacy against it get a -10 penalty.
Hit Dice: 8d8+1d12+36 (82 hp)
Initiative: +11
Speed: Fly 40 (good) (fly 70 temporarily via Uber Cube ability)
Armor Class: 33 (-1 size, +8 Dex, +8 nat, +6 monk, +2 dodge/frenzy), touch 25, flat-footed 23
Base Attack/Grapple: +9/+23
Attack: Slam/IUS +23 melee (2d8+11 plus 5d6 acid)
Full Attack: Slam/IUS +23/23/18 melee (2d8+11 plus 5d6 acid)
Space/Reach: 10 ft./5 ft.
Special Attacks: Acid, engulf, paralysis (DC 24), psychic drain, Eye for an Eye, Claws of Blood, Strife Spawn
Special Qualities: Blindsight 60 ft., electricity resistance 9, ooze traits (immune to poison, sleep effects, paralysis, polymorph, stunning, critical hits, and flanking), transparent, Telepathy 110', fire resist 9, +9 vs. poison save, resist cold 4, immune to acid, fast healing 4, DR 4/cold iron, DR 4/magic+bludgeoning, spell resistance 20, Aura of Retribution (DC 24), Summon Jovoc (summons two 5 HD Jovocs), bud cube
Saves: Fort +20, Ref +17, Will +16 (+3 bonus to all from Absorb Abilities, +3 resistance from item)
Abilities: Str 26, Dex 26, Con 26, Int 17, Wis 20, Cha 13 (includes inherent bonuses and enhancement items to Str, Con, and Dex)
Skills: +34 hide (12 ranks+9race+8dex+9item-4size), can move full speed with no penalty while hiding if all it does is move, does not need cover or concealment, anyone who walks into it is automatically engulfed, Disguise +32 (12ranks+10?+9comp+1cha)
Feats:
Whirlwind (1),
Danger Sense (3),
Greater Teleport (6), Ability Focus: Aura of Retribution (9), 3 bonus via Absorb Abilities:
Hoard, Darkstalker, Ability Focus: Paralysis
Challenge Rating: 9 (more like 12...)
Equipment (all in Hoard): Boosters of Str, Con, Dex, slam, saves; Cloak of Elvenkind (+9 comp to Hide), Belt of Battle, disguise item (+9 comp to Disguise)
Note: All stats above include Frenzy bonuses.
Used Absorb Abilities to get Cube's con, full BAB (Kython), 3 bonus feats (Kython, must meet prereqs), +4 bonus to all 3 saves (ref and fort from Kython, will from cube).
Tactics: Use Greater Teleport to get into position, summon minions, charge in with Whirlwind slamming everyone for damage and save vs. Paralysis
15, 14, 13, 12, 10, 8
Con 18 (was 12 (15), but replaced with cube's via Absorb Abilities)
Str 14
Dex 18 (+3 jovoc levels +2 levels)
Int 12
Wis 15
Cha 8