Massive Gelatinous Cube
Large natural beast (blind, ooze)
Level 8 Elite Brute XP 700

Initiative +6        Senses Perception +5; tremorsense 5
HP 212; Bloodied 106
AC 21; Fortitude 21, Reflex 19, Will 18
Immune gaze; Resist 10 acid
Saving Throws +2
Speed 3
Action Points 1

(⚔) Slam (standard, at-will)

+11 vs Fortitude; 2d6+3 damage, and the target is immobilized (save ends).

⚔ Engulf (standard, at-will) ✦ Acid

Target one or two Medium or smaller adjacent creatures; +11 vs Reflex; (automatically hits an immobilized creature)the target is grabbed, pulled into the cube's space, dazed, and takes ongoing 11 acid damage until the grab ends. When the grab ends, the creature that was grabbed shifts to a square of its choosing adjacent to the cube. The cube can move normally while creatures are engulfed within it.

Translucent

A gelatinous cube is invisible until seen (Perception DC 25) or until it attacks. Creatures that fail to notice the gelatinous cube might walk into it, automatically becoming engulfed.

Alignment Unaligned        Languages -
Skills Stealth +11
Str 14 (+6)      Dex 14 (+6)      Wis 13 (+5)
Con 16 (+7)      Int 1 (-1)      Cha 1 (-1)

Published in Dungeon Delve, page(s) 57.