Sniper

The sniper rogue deals deadly blows, especially with the element of surprise. They deal impressively deadly blows from a distance with their sneak attack damage and class features. They take their time focusing their shots, effectively become a slow but powerful cannon.

3rd: Deadeye

When you use the aim feature, your next attack can crit on a 19-20.

An amount of times equal to your proficiency bonus per rest, you can deal an additional 1d8 damage with a ranged weapon attack when you hit. 

3rd: Sniper Scope

Your thieves' tools come with a scope. As long as you have thieves' tools you can see fine details up to 500 feet away from you.

9th: Sniper Stance

You can use your action to strike the sniper stance. To do so you cannot use any movement before or after you strike the stance, or make a weapon attack before or after you strike the stance. While in the stance, your speed becomes 0 and you must concentrate on the stance, rolling constitution saving throws when you take damage. You cannot take reactions while in your stance unless you choose to end your sniper stance to take a reaction. On your next turn, your first weapon attack has a +5 bonus to the attack roll and deals three times the total damage. The sniper stance then ends.

13th: Enhanced Aim

Sniper's have honed their aimed skills with pinpoint accuracy. Your aim feature gains these additional benefits:

• You gain a +2 bonus to the attack rolls
• The aim feature no longer restricts your speed
• If you use the aim feature while in the sniper pose, you can crit on an 18-20

17th: Killer Instinct

When you hit a creature who is surprised while in your sniper pose, you deal the maximum for any dice you roll for the attack. Additionally, once per encounter you can remain in the sniper pose after you kill an enemy.