The Rat-master

You chose the path of a rouge to become a Rat-master, a rouge that controls rats to steal from, poison, and kill enemies.

Lethal Mischief

You obtain the following Cantrips and Spells: Acid Arrow, and Poison Spray.

Enhanced Smell

Your smell is enhanced to another level. You automatically detect poison and disease within 30 feet of you. You also detect what kind of poison, poisonous creature, and disease in each case. You can detect poison and disease through walls, but must see the origin of the poison or disease to know the exact location.

Ravenous Lethality

You obtain the spells: Acid Splash. You obtain the ability to transform into a rat twice per short/long rest.

Sickening Transformation

You gain the ability to transform into a [creature]Wererat[/creature]. When you transform, you summon 2 [creature]Diseased Giant Rat[/creature]. When you use Bite, the target must roll a DC 13 Constitution saving throw, or be diseased with Sewer Plague. Transforming uses an action. At 15th level, transforming uses a bonus action. At 17th level, you summon 4 [creature]Diseased Giant Rat[/creature], instead of 2.

Ratifying Lycanthropy

Your nails become sharper, your immune system grows stronger, and your skin grows tougher. Your body now produces it's own acid and poison. You can coat your nails in poison or acid to deal extra of the corresponding damage type. You become invulnerable to the Sewer Plague disease, and you become resistant to poison and acid damage. Your unarmed attacks now deal slashing damage and scale off of Dexterity.