Plesiosaurus 2014
CR 2 beast
Large beast, chaotic evil
STR18 (+4)
DEX14 (+2)
CON16 (+3)
INT2 (-4)
WIS12 (+1)
CHA4 (-3)
Hardy.
Any critical hit against the dinosaur becomes a normal hit.
Hold Breath.
The plesiosaurus can hold its breath for 1 hour.
Actions
Multiattack.
The plesiosaurus makes two Bite attacks.
Bite.
Melee Weapon Attack: +6 to hit, reach 10 ft., one target. Hit: 11 (2d6+4) piercing damage.
Bonus Actions
Flipper Slam.
While underwater, the plesiosaurus slams its flippers together, sending a shockwave of water in a 15-foot cone. Each creature in the area must succeed on a DC 13 CON save or be off-balance until the end of its next turn. While off-balance, a creature's speed is halved, and it has disadvantage on the first attack roll it makes on each of its turns.
Other versions
Source: Black Flag SRD (Kobold Press) · License: Creative Commons Attribution 4.0 details