{"index":"will-o-wisp","name":"Will-o'-Wisp","size":"Tiny","type":"undead","alignment":"chaotic evil","armor_class":[{"type":"dex","value":19}],"hit_points":22,"hit_dice":"9d4","hit_points_roll":"9d4","speed":{"walk":"0 ft.","fly":"50 ft.","hover":true},"strength":1,"dexterity":28,"constitution":10,"intelligence":13,"wisdom":14,"charisma":11,"proficiencies":[],"damage_vulnerabilities":[],"damage_resistances":["acid","cold","fire","necrotic","thunder","bludgeoning, piercing, and slashing from nonmagical weapons"],"damage_immunities":["lightning","poison"],"condition_immunities":[{"index":"exhaustion","name":"Exhaustion","url":"/api/2014/conditions/exhaustion"},{"index":"grappled","name":"Grappled","url":"/api/2014/conditions/grappled"},{"index":"paralyzed","name":"Paralyzed","url":"/api/2014/conditions/paralyzed"},{"index":"poisoned","name":"Poisoned","url":"/api/2014/conditions/poisoned"},{"index":"prone","name":"Prone","url":"/api/2014/conditions/prone"},{"index":"restrained","name":"Restrained","url":"/api/2014/conditions/restrained"},{"index":"unconscious","name":"Unconscious","url":"/api/2014/conditions/unconscious"}],"senses":{"darkvision":"120 ft.","passive_perception":12},"languages":"the languages it knew in life","challenge_rating":2,"proficiency_bonus":2,"xp":450,"special_abilities":[{"name":"Consume Life","desc":"As a bonus action, the will-o'-wisp can target one creature it can see within 5 ft. of it that has 0 hit points and is still alive. The target must succeed on a DC 10 Constitution saving throw against this magic or die. If the target dies, the will-o'-wisp regains 10 (3d6) hit points.","dc":{"dc_type":{"index":"con","name":"CON","url":"/api/2014/ability-scores/con"},"dc_value":10,"success_type":"none"},"damage":[]},{"name":"Ephemeral","desc":"The will-o'-wisp can't wear or carry anything.","damage":[]},{"name":"Incorporeal Movement","desc":"The will-o'-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.","damage":[]},{"name":"Variable Illumination","desc":"The will-o'-wisp sheds bright light in a 5- to 20-foot radius and dim light for an additional number of ft. equal to the chosen radius. The will-o'-wisp can alter the radius as a bonus action.","damage":[]}],"actions":[{"name":"Shock","desc":"Melee Spell Attack: +4 to hit, reach 5 ft., one creature. Hit: 9 (2d8) lightning damage.","attack_bonus":4,"damage":[{"damage_type":{"index":"lightning","name":"Lightning","url":"/api/2014/damage-types/lightning"},"damage_dice":"2d8"}],"actions":[]},{"damage":[],"name":"Invisibility","desc":"The will-o'-wisp and its light magically become invisible until it attacks or uses its Consume Life, or until its concentration ends (as if concentrating on a spell).","actions":[]}],"image":"/api/images/monsters/will-o-wisp.png","url":"/api/2014/monsters/will-o-wisp","updated_at":"2026-04-01T20:35:38.254Z","forms":[],"legendary_actions":[],"reactions":[]}