Shipwrecked on Skull Island
Brain spider zombie
AC 9; 2HD* (9 hp).
Saves: Death/Poison 9, Wand 10, Paralysis/Petrify 11, Breath Weapon 13, and Spell 13.
+3 Weapon Mastery: Bite 1d6, it can also use one handed weapons and shields.
Special Abilities: Brain Spider (if the zombie is slain, the brain spider scurries away, it has an AC of 11 and 1 hp; brain spiders can only attack sleeping or otherwise helpless living creatures. Turning those it kills into a zombie under its control), Lunge (can move and then attack once per combat), Undead (can’t heal unless it kills a living creature)
CON 0, DEX 9, INT 12, PER 11, STR 10 WILL 12
XP 25, XP 5 for a brain spider by its lonesome.