Magic Resistance. The derro has advantage on saving throws against spells and other magical effects.
Sunlight Sensitivity. While in sunlight, the derro has disadvantage on attack rolls.
Hooked Spear. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit:5 (1d6 + 2) piercing damage. If the target is a Medium or smaller creature, the derro can choose to deal no damage, and instead the target has the prone condition.
Throwing Hammer. Melee or Ranged Weapon Attack: +4 to hit, reach 5 ft. or range 20/60 ft. Hit:5 (1d6 + 2) bludgeoning damage.
Hostility and greed are guiding values for some derro. These derro indiscriminately raid settlements and rob travelers regardless of the apparent value of any goods they steal. These derro believe such acts are sanctioned by their despicable god, Diirinka, who delights in cruelty and destruction.