Rogue: Thief

Original Source: Player's Handbook

Expert Thief

3rd-level Thief feature
You may choose two additional options from the Roguish Expertise class feature.

Thief's Tools

3rd-level Thief feature
You learn two additional Skill Tricks of your choice. These Skill Tricks do not count against your total number of Skill Tricks you know.

Additionally, you count your Rogue levels as 2 levels higher for the prerequisites of Skill Tricks.

Supreme Sneak

9th-level Thief feature
When you flourish with an attack that deals sneak attack damage while you are hidden, you can spend the flourish to stay hidden as long as you end the turn behind three-quarters or total cover.

Use Magic Device

13th-level Thief feature
You have learned enough about the workings of magic that you can improvise the use of items even when they are not intended for you, and maximize their use, granting you the following benefits:

Thief's Reflexes

17th-level Thief feature
As in the Player's Handbook