Drake, Reef 2014
CR 9 dragon
Huge dragon, neutral evil
STR25 (+7)
DEX14 (+2)
CON17 (+3)
INT7 (-2)
WIS15 (+2)
CHA13 (+1)
Siege Monster.
Double damage to objects/structures.
Tunneler.
Can burrow through coral and solid rock at half its burrow speed and leaves a 10 ft. diameter tunnel in its wake.
Bonus Actions
Reef Stealth.
If it is within 10 ft. of a coral reef it can take the Hide action.
Siege Follow-Through.
If it destroys an object or structure it can make a bite attack vs. a creature it can see within 5 ft. of that object or structure.
Source: Tome of Beasts 3 (Kobold Press) · License: OPEN GAME LICENSE Version 1.0a details