Acidic Body. A creature that touches the Acid Snail or hits it with a melee attack while within 5 feet of it takes 5 (1d10) acid damage.

Slam. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 2) bludgeoning damage plus 9 (3d6) acid damage.

Acid Spray (Recharge 6). The Acid Snail exhales a spray of acid in a 10-foot cone. Each creature in that area must make a DC 12 Dexterity saving throw, taking 18 (4d8) acid damage on a failed save, or half as much damage on a successful one.