Deep One
Medium Humanoid, Chaotic Evil
Armor Class 13 (natural armor)
Hit Points 71 (11d8 + 22)
Speed walk +30
Challenge 2
STR
16
+3
DEX
12
+1
CON
14
+2
INT
10
+0
WIS
8
-1
CHA
12
+1
Saving Throws cha +3, con +4, str +5
Damage Vulnerabilities fire
Damage Resistances cold
Damage Immunities False
Condition Immunities False
Senses darkvision 120 ft., passive Perception 9
Languages Common, Void Speech
Special Abilities
Amphibious. The deep one can breathe air and water.
Frenzied Rage. If a deep one takes 10 or more damage from a single attack, it has advantage on its Claws attack and gains a +2 bonus to damage with its Claws until the end of its next turn.
Actions
Claws. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 12 (2d8 + 3) slashing damage.
Source: Tome of Beasts 2023 · OGL/Open