Chain Mail. Thokk has disadvantage on stealth checks.

Martial Role (Attacker). Thokk gains a +2 bonus to all attack rolls (incorporated into his attacks).

Martial Advantage. Once per turn, Thokk can deal an extra 7 (2d6) damage to a creature he hits with a weapon attack if that creature is within 5 feet of an ally that isn’t incapacitated.

Greatsword. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 7 (2d6 + 1) slashing damage, and the target must make a DC 10 Constitution saving throw, taking 2 (1d4) poison damage on a failed save.

Heavy Crossbow. Ranged Weapon Attack: +5 to hit, range 100/400 ft., one target. Hit: 6 (1d10 + 1) piercing damage, and the target must make a DC 10 Constitution saving throw, taking 2 (1d4) poison damage on a failed save.