b'Mercurial \n'b'  Small   outsider ,  any chaotic  \n'b'  Armor Class  16  Hit Points  7 (2d6)  Speed : 90 ft. ( fly )\n'b' STATS STR: 7 (-2) DEX:  18 (+4)  CON:  12 (+1)  INT:  16 (+3)  WIS:  14 (+2)  CHA:  15 (+2)  \n'b'\n'b'\n'b'\n'b'\n'b'\n'b'     Skills :  Arcana  +5,  Perception  +4,  Survival  +4  Senses :  darkvision  120 ft., ethereal vision, passive  Perception  14  Damage Resistances : acid, fire, lightning, thunder, spell resistance  Damage Immunities : poison, bludgeoning, piercing, and slashing from nonmagical attacks  Condition Immunities :  grappled ,  paralyzed ,  petrified ,  poisoned ,  prone ,  restrained   Languages : Auran, Common, Celestial, Draconic, Infernal plus the native language of any master to whom they are bound  Challenge : 1/2 (50) \n'b' Actions \n'b'   Bound : A mercurial can travel to a distance away from its master of no more than 500 feet per level of the master. If a mercurial attempts to travel beyond this range, it encounters an unseen and impenetrable barrier. \n'b'  Ethereal Sight : The mercurial can see 60 feet into the Ethereal Plane when it is on the Material Plane, and vice versa. \n'b'  Incorporeal Movement : The mercurial 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. \n'b'  Actions \n'b'   Incorporeal Touch .  Melee Weapon Attack : +6 to hit, reach 5 ft., 1 target.  Hit : 2 (1d4) force damage, and target loses 1d4 points of  Charisma . If  Charisma  reaches zero, the target stops moving, loses all sense of self and sentience, and is considered an object thereafter. The body begins to shut down and dies within 1d20 minutes unless  Charisma  is raised above zero, which can be done via restoration,  greater restoration ,  wish , or a similar magical effect (though not  cure wounds ). Lost  Charisma  returns at a rate of 1d6 per  short rest  or entirely after a  long rest . \n'b'  About \n'b' A mercurial is an insubstantial spirit from the Methetherial plane, blithe and carefree, existing only to experience visual sensations. They have no physical form, existing as incorporeal creatures. Mercurials have no sense of taste, touch, or smell. They can hear and see normally.'