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Grove Keeper

Small humanoid (zoog), chaotic neutral

Armor Class 13 (18 with shield)

Hit Points 38 (7d6 + 14)

Speed 25 ft., burrow 10 ft., climb 25 ft.

8 (–1) 16 (+3) 15 (+2) 16 (+3) 12 (+1) 8 (–1)

Skills Arcana +5, History +5, Investigation +5, Nature +5, Perception +3

Senses darkvision 60 ft., passive Perception 13

Languages Common, Zoog

Challenge 4 (1,100 XP)

Special Traits

  • Pouches. The grove keeper has two small pouches, each of which can fit a palm-sized object. It can use the Use an Object action to retrieve an object within as a bonus action using its tail or facial tentacles.
  • Spellcasting. The grove keeper is a 7th-level spellcaster. Its spellcasting ability is Intelligence (spell save DC 14, +5 to hit with spell attacks). It has the following wizard spells prepared.
    • Cantrips (at will): mage hand, mending, message, prestidigitation
    • 1st level (4 slots): alarm, feather fall, shield
    • 2nd level (3 slots): alter self, enlarge/reduce, invisibility, scorching ray
    • 3rd level (3 slots): glyph of warding, slow
    • 4th level (1 slot): polymorph Trap Culture. Whenever the grove keeper makes an ability check with artisan’s tools to create a trap or with thieves’ tools to disable a trap, it is considered proficient with the tool. Whenever it makes a saving throw against a trap, it is considered proficient in the saving throw.


  • Bite. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 5 (1d4 + 3) piercing damage.
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Sandy Petersen’s Cthulhu Mythos, © 2018, Petersen Games; Authors: Sandy Petersen, David N. Ross, James Jacobs, Arthur Petersen, Ian Starcher.