Sharkbody Abomination

Large Aberration, Unaligned

AC: 12

Initiative: +1 (11)

HP: 45 (6d10 + 12)

Speed: 20 ft., swim 40 ft.

STR
18 (+4)
DEX
13 (+1)
CON
15 (+2)
INT
1 (-5)
WIS
10 (+0)
CHA
4 (-3)

Skills: Perception +2

Senses: blindsight 30 ft., Passive Perception 12

CR: 2 (XP 450; PB +2)

Habitat: Underwater

Blood Frenzy.

The abomination has advantage on melee attack rolls against any creature that doesn't have all its hit points.

Water Breathing.

The abomination can breathe only underwater.

Limited Amphibiousness.

The abomination can breathe air and water, but it needs to be submerged at least once every 4 hours to avoid suffocating.

Actions

Bite.

Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 13 (2d8 + 4) piercing damage.

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Sharkbody Abomination

Source: Explorer's Guide to Wildemount, p. 215 - Licenses and attribution