Camouflage
Level 10 Ranger

Prerequisites: master in Stealth

You alter your appearance to blend in to the wilderness. In natural terrain, you can Sneak even if you’re observed.

Warden's Step
Level 10 Ranger

Prerequisites: master in Stealth

You can guide your allies to move quietly through the wilderness. When you Sneak during exploration in natural terrain, you can designate any number of your allies to gain the benefits as if they were using that activity during that exploration. This requires no action on their part.

Sneak Savant
Level 10 Rogue

Prerequisites: master in Stealth

It is almost impossible to spot you without taking effort to look. When you roll a failure on a Sneak action, you get a success instead. You can still critically fail.

Foil Senses
Level 7 General Skill

Prerequisites: master in Stealth

You are adept at foiling creatures’ special senses and cautious
enough to safeguard against them at all times. Whenever you
use the Avoid Notice, Hide, or Sneak actions, you are always
considered to be taking precautions against special senses
(see the Detecting with Other Senses sidebar on page 465).

Swift Sneak
Level 7 General Skill

Prerequisites: master in Stealth

You can move your full Speed when you Sneak. You can use Swift
Sneak while Burrowing, Climbing, Flying, or Swimming instead
of Striding if you have the corresponding movement type.