Keen Hearing and Sight. The scout has advantage on Wisdom (Perception) checks that rely on hearing or sight.
Amphibious. The merfolk scout can breathe air and water.
Multiattack. The scout makes two melee attacks or two ranged attacks.
Shortsword. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit:5 (1d6 + 2) piercing damage.