Will-o'-Wisp
Small undead, chaotic evil
Armor Class 19 (natural armor)
Hit Points 27 (11d4)
Speed 5 ft., fly 50 ft. (hover), swim 2 ft., climb 2 ft.
str
1 (-5)
dex
28 (+9)
con
10 (+0)
int
13 (+1)
wis
14 (+2)
cha
11 (+0)
Damage Resistances acid, cold, fire, necrotic
Damage Immunities lightning, poison
Condition Immunities exhaustion, grappled, paralyzed, petrified, poisoned, prone, restrained, unconscious
Senses darkvision 120 ft., passive Perception 12
Languages Common plus one other language
Challenge 2 (450 XP)
Ephemeral. The wisp can't wear or carry anything.
Illumination. The wisp sheds Bright Light in a 20-foot radius and Dim Light for an additional 20 feet.
Incorporeal Movement. The wisp can move through other creatures and objects as if they were Difficult Terrain. It takes 5 (1d10) Force damage if it ends its turn inside an object.
Actions
Shock. Melee Attack Roll: +4, reach 5 ft. 11 (2d8 + 2) Lightning damage.