Sea Hag
Medium fey, chaotic evil
Armor Class 14 (natural armor)
Hit Points 52 (7d8 + 21)
Speed 30 ft., swim 40 ft., climb 15 ft.
str
16 (+3)
dex
13 (+1)
con
16 (+3)
int
12 (+1)
wis
12 (+1)
cha
13 (+1)
Senses darkvision 60 ft., passive Perception 11
Languages Common, Giant, Primordial (Aquan)
Challenge 2 (450 XP)
Amphibious. The hag can breathe air and water.
Vile Appearance. Wisdom Saving Throw: DC 11, any Beast or Humanoid that starts its turn within 30 feet of the hag and can see the hag's true form. Failure: The target has the Frightened condition until the start of its next turn. Success: The target is immune to this hag's Vile Appearance for 24 hours.
Actions
Claw. Melee Attack Roll: +5, reach 5 ft. 10 (2d6 + 3) Slashing damage.
Death Glare. Wisdom Saving Throw: DC 11, one Frightened creature the hag can see within 30 feet. Failure: If the target has 20 Hit Points or fewer, it drops to 0 Hit Points. Otherwise, the target takes 13 (3d8) Psychic damage.
Illusory Appearance. The hag casts Disguise Self, using Constitution as the spellcasting ability (spell save DC 13). The spell's duration is 24 hours.