Fog Giant

Huge Giant, Neutral Evil

STR
27 (+8)
DEX
10 (+0)
CON
22 (+6)
INT
12 (+1)
WIS
16 (+3)
CHA
16 (+3)
Denizen of the Mist.

During its turn, the fog giant ignores the effects of fog cloud spells cast by it or other allied fog giants.

Keen Smell.

The giant has advantage on Wisdom (Perception) checks that rely on smell.

Innate Spellcasting.

The giant's innate spellcasting ability is Charisma. It can innately cast the following spells, requiring no material components:

At will: detect magic, fog cloud, light

3/day each: feather fall, misty step

Actions

Multiattack.

The giant makes two greatsword attacks and casts fog cloud.

Greatsword.

Melee Weapon Attack: +12 to hit, reach 10 ft., one target. Hit: 29 (6d6 + 8) slashing damage.

Rock.

Ranged Weapon Attack: +12 to hit, range 60/240 ft., one target. Hit: 30 (4d10 + 8) bludgeoning damage.

Petty Tyrant (Recharge 6).

The fog giant shouts bloodcurdling threats at the creatures that serve it. Each medium or smaller ally of the giant within 120 feet of it that can see or hear it can use its reaction to make a melee attack.

Find this creature in the encounter builder

Fog Giant

Source: Mordenkainen's Fiendish Folio Volume 1: Toil and Trouble, p. 10 - Licenses and attribution