Iron Will. The Legionnaire has advantage on saving throws against being frightened. Iron Fist. The Legionnaire does an additional 1d4 damage on unarmed strikes. Action Surge. The Legionnaire pushes himself beyond his limits for a moment. On its turn, it may take an additional action on top of its regular action and possible bonus action.
Multiattack. The Legionnaire makes two attacks using its shortsword. Shortsword. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 1d6+2 slashing damage.