Bloglan

Amphibious. The bloglan can breathe air and water.

Spear Blast. Bloglan have learned to harness the ocean's power to create a spear blaster similar to a cannon. They place these cannons near the entrances to their settlements and cities. This is the main defense for the society. The Spear Blaster cannot be moved once it is set up. 

Spear. Melee or Ranged Weapon Attack: +4 to hit, reach 5 ft. or range 20/60 ft., one target. Hit: 1d6+4 piercing damage, or 1d8+4 piercing damage if used with two hands to make a melee attack.

Spear Blast. Ranged Weapon Attack: +8 to hit, range 60/90ft, one target. Hit: 2d8+6 piercing damage. Additionally, every creature within 5 ft of the target must succeed on a dex save (DC 14) or take 2d4+2 slashing damage from debris.