Heavy Caulking Mallet. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) bludgeoning damage.

Heavy Crossbow. Ranged Weapon Attack: +5 to hit, range 100/400 ft., one target. Hit: 8 (1d10 + 3) piercing damage.

Concussive Blow (Recharge 5–6). The Boson swings the mallet with crushing force. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) bludgeoning damage and the target must succeed on a DC 14 Constitution saving throw or be Stunned until the end of its next turn.

Harpoon Bolt. The Boson fires a specialized bolt coated in toxic sea-slug bile. Ranged Weapon Attack: +5 to hit, range 100/400 ft., one target. Hit: 8 (1d10 + 3) piercing damage and the target must succeed on a DC 13 Constitution saving throw or become Poisoned for 1 minute. The target can repeat the saving throw at the end of each of its turns to end the effect.