Multiattack

The ratfolk mercenary makes two attacks with its shortsword or dart. If both shortsword attacks hit the same target, the ratfolk mercenary can use its bonus action to automatically deal an extra 4 (1d8) piercing damage as it bites the target.

Shortsword

Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 7 (1d6 + 4) piercing damage.

Dart

Ranged Weapon Attack: +6 to hit, range 20/60 ft., one target. Hit: 6 (1d4 + 4) piercing damage.