Base Class: Rogue
A Rogue Thrower is an expert in a thrown weapon of their choosing. They have impeccable aim with their chosen weapon, be it dagger, hand axe, or even a mundane playing card.
Favored weapon
Beginning at 3rd level when you choose this subclass you may choose a weapon with the "thrown" and "light" properties to be your favored weapon. While wielding favored weapon its normal and long range are increased by 20 feet.
Point blank thrower
Starting at 3rd level, you gain the ability to throw with unrivaled deadliness at close range. While wielding your favored weapon, you gain +1 damage when attacking a target within 20 feet of you. In addition, attacking a target within 5 feet of you with your favored weapon does not impose disadvantage on your attacks.
precise thrower
Starting at 5th level, you gain the ability to throw your favored weapon with amazing precision. Once per round when you make a thrown attack with your favored weapon, it is made with advantage.
agile point
Starting at the 5th level, when you use your reaction or make an attempt to dodge/dash you can throw your favored weapon only if it has a finesse property.
pain
Starting at the 7th level, you are fascinated with torture. You can remove your favored weapon(s) from a creature's wounds inflicting 2x the damage dealt by the dice roll of your weapons damage.
Deadly throws
Starting at 13th level, the base damage of your favored weapon increases two die steps (e.g. If you specialise in daggers, than you would do 1d8 damage instead of 1d4). Additionally, you gain an extra attack, but only with your favored weapon.
quick throwing
Starting at 17th level, every time you make an Attack action with your favored weapon, you may attack any number targets within 10 ft of the original target.