Monsterbrew

SRD

Will-o'-Wisp

small undead, chaotic evil

AC 19

Initiative +9 (19)

HP 27

Speed 5 ft., Fly 50 ft., Hover true ft.

ModSaveSTR 1-5-5DEX 28+9+9CON 10+0+0
ModSaveINT 13+1+1WIS 14+2+2CHA 11+0+0

Resistances acid, cold, fire, necrotic

Immunities lightning, poison, exhaustion, grappled, paralyzed, petrified, poisoned, prone, restrained, unconscious

Senses Darkvision 120 ft. Passive Perception 12

Languages common plus one other language

CR 2 (XP 450; PB +2)

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.

Will-o'-Wisp is from the System Reference Document 5.2.1 (“SRD 5.2.1”) by Wizards of the Coast LLC, used under the Creative Commons Attribution 4.0 International License. Full attribution is on the Licenses & Attribution page.