Rusalka

5e

CR: 12
XP: 19,200
Size: Medium
Type: Fey
Tags: aquatic
Initiative: +10
Senses: low-light vision
AC: 25, touch 17, flat-footed 18 (+6 Dex, +1 dodge, +8 natural)
HP: 150 (20d6+80)
Saves: Fort +12, Ref +18, Will +15
Speed: 30 ft., swim 60 ft.
Melee: staggering touch +16 (stagger), 4 tresses +16 (2d6+5 plus grab)
Space: 5 ft.
Reach: 5 ft. (15 ft. with tresses)
Abilities: Str 20, Dex 23, Con 19, Int 12, Wis 13, Cha 24
Attacks: Base Atk +10; CMB +16 (+23 when using tresses, +27 grapple with tresses); CMD 32
Defenses: DR 15/cold iron; Immune fire; SR 23
Feats: Agile Maneuvers, Combat Reflexes, Dodge, Great Fortitude, Improved Initiative, Iron Will, Quicken Spell-Like Ability (charm monster), Skill Focus (Perception), Skill Focus (Stealth), Weapon Finesse
Skills: Acrobatics +14, Bluff +24, Diplomacy +15, Escape Artist +18, Knowledge (arcana) +6, Knowledge (nature) +18, Perception +22, Perform (dance) +14, Perform (sing) +27, Sense Motive +15, Spellcraft +18, Stealth +27, Swim +31
Languages: Common, Sylvan
Organization: solitary, pair, or eddy (3–6)
Treasure: standard