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

Commanding

The controller can cast command once per day, their spellcasting ability is Constitution

Longsword. Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 5 (1d8 + 1) slashing damage, or 6 (1d10 + 1) slashing damage if used with two hands.

Longbow. Ranged Weapon Attack: +3 to hit, range 150/600 ft., one target. Hit: 5 (1d8 + 1) piercing damage.

Control movement (Recharge 5-6)

As a bonus action, the controller chooses a creature within 60ft of them. That creature then is forced to move up to 10ft, as the Controller sees fit.