b'Elemental, Acid (Medium) \n'b'  Family:   Elemental - Acid  \n'b'  Medium   elemental ,  neutral  \n'b'  Armor Class  13  Hit Points  68 (8d8 + 32)  Speed  20 ft., swim 80 ft.\n'b' STATS STR: 21 (+5) DEX:  16 (+3)  CON:  19 (+4)  INT:  6 (-2)  WIS:  11 (+0)  CHA:  11 (+0)  \n'b'\n'b'\n'b'\n'b'\n'b'\n'b'     Skills   Stealth  +6  Damage Resistances  bludgeoning, piercing, and slashing from nonmagical weapons  Damage Immunities  acid, poison  Condition Immunities   exhaustion ,  grappled ,  paralyzed ,  petrified ,  poisoned ,  prone ,  restrained , unconscious  Senses   darkvision  60 ft., passive  Perception  10  Languages  \xe2\x80\x93  Challenge  5 (1,800 XP) \n'b' Special Traits \n'b'   Acid . A creature that touches the acid  elemental  or hits it with a  melee attack  while within 5 feet of it takes 5 (2d4) acid damage. Any nonmagical weapon made of metal or wood that hits the acid elemental corrodes. After dealing damage, the weapon takes a permanent and cumulative -1 penalty to  damage rolls . If its penalty drops to -5, the weapon is destroyed. Nonmagical ammunition made of metal or wood that hits the acid elemental is destroyed after dealing damage. The acid elemental can eat through 2-inch-thick, nonmagical wood or metal in 1 round. \n'b'  Fumes . Creatures who begin their turn within 5 feet of the acid elemental must succeed on a DC 15  Constitution  saving throw or be  poisoned  until the start of their next turn. On a successful saving throw, the creature is immune to the elemental\xe2\x80\x99s fumes for 24 hours. \n'b'  Vulnerability to Water . For every 5 feet that the elemental moves in water, or for every gallon of water splashed on it, it takes 1 fire damage. \n'b'  Actions \n'b'   Slam .  Melee Weapon Attack : +8 to hit, reach 5 ft., one target.  Hit : 9 (1d8 + 5) bludgeoning damage plus 14 (4d6) acid damage. In addition, nonmagical armor worn by the target is partly dissolved and takes a permanent and cumulative -1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.'