Harpoon and his mate been trapped, alone, in an underground lake system for a very long time. Hordes of small constructs have stolen all his coins. He'd be glad to send some foolish humanoids to a watery grave. He has a collection of magic wands he'll use before rushing in to drown the weakest-looking humanoid in the water he can find -- bull rushing them in if necessary.

Harpoon    CR 5

Male Black Dragon

CE Medium Dragon (Water)

Init +0, Senses Listen +13; Spot +13; Blindsense 60 ft.; Darkvision 120 ft.

Languages Draconic

AC 19, touch 11, flat-footed 19 (+9 natural)

hp 85 (10d12+20 HD)

Immune Acid, Magical sleep and paralysis effects

Fort +9, Ref +7, Will +7

Spd 60 ft., fly 150 ft. (poor), swim 60 ft.

Melee bite +12 (1d8+2), claws +11/+11 (1d6+1), and wings +10/+10 (1d4+1)

Base Atk +10; Grp +16

Space 5 ft.; Reach 5 ft.

Atk Options Improved Grapple

Special Actions breath weapon, use magic device

Abilities Str 15 (+2), Dex 10 (+0), Con 15 (+2), Int 10 (+0), Wis 11 (+0), Cha 10 (+0)

SQ water breathing, low-light vision

Feats Multiattack, Improved Unarmed Strike, Improved Grapple, Weapon Focus (claw)

Skills Hide +13, Move Silently +13, Sense Motive +13, Swim +10, Use Magic Device +16

Breath Weapon (Su): 6d4 acid, 60 ft. line (Reflex DC 19/half)