Gog is wearing the Suspenders of Intellect.

Multi Attack. Gog may make both his Intellectually Stimulating attack and either his Greatclub or Javelin attack per turn. 

Intellectually Stimulating. Gog chooses one target and attempts to discuss an aspect of the intricate balance of nature with them. They must succeed on a DC16 Intelligence saving throw or take [roll]1d8+4[/roll] psychic damage.

Greatclub. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 13 (2d8 + 4) bludgeoning damage.

Javelin. Melee or Ranged Weapon Attack: +6 to hit, reach 5 ft. or range 30/120 ft., one target. Hit: 11 (2d6 + 4) piercing damage.

Befuddlement. When a creature that Gog can see within 60 feet of him makes an Attack roll, Gog can use his Reaction to reduce their role by [roll]1d4+4[/roll]. Gog shouts out an in-depth fact about the flaws inherent in the caste system government.