Sources
CR
Type
Size
Alignment
Movement

Girallon

Large Monstrosity, Unaligned

Armor Class 13
Hit Points 59 (7d10 + 21)
Speed 40 ft., climb 40 ft.
STR
18
+4
DEX
16
+3
CON
16
+3
INT
5
-3
WIS
12
+1
CHA
7
-2
Skills Perception +3, Stealth +5
Senses darkvision 60 ft., passive Perception 13
Languages
Challenge 4 (1,100 XP)

Traits

Aggressive. As a bonus action, the girallon can move up to its speed toward a hostile creature that it can see.

Keen Smell. The girallon has advantage on Wisdom (Perception) checks that rely on smell.

Actions

Multiattack. The girallon makes five attacks: one with its bite and four with its claws.

Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one creature. Hit:7 (1d6 + 4) piercing damage.

Claw. Melee Weapon Attack: +6 to hit. reach 10 ft., one target. Hit:7 (1d6 + 4) slashing damage.

Lore

A girallon looks like an oversized, four-armed ape with gray skin and white fur. Its fangs and claws set it apart from a normal ape, revealing it to be a monstrous predator.