Its spellcasting ability is Wisdom (spell save DC 7, -1 to hit with spell attacks). The fanatic has the following spells prepared:   Cantrips (at will): light, sacred flame, thaumaturgy   1st level (4 slots): Grease   2nd level (3 slots): Web   3nd level (1 slots): Gaseous form

Dark Devotion: The fanatic has advantage on saving throws against being charmed or frightened.   Liquid movement: As an action, this creature can move up to 20 feet through spaces no more than an inch in diameter. It must end this movement in a space that can accommodate its full size. Otherwise, it takes S force damage and returns to the space where it began this movement. charmed or frightened.   Slimy Organs. This creature has resistance to bludgeoning, piercing, and slashing damage from nonmagical attacks. Whenever this creature suffers a critical hit or is reduced to 0 hit points, all creatures within S feet of it take acid damage equal to its number of Hit Dice.