Always Hidden

Knowing the weight of a sneak attack and importance to stay hidden as a rogue you learn how to travel without leaving behind any tracks. You become trackable only by magical means. You also know how to remain hidden from your party members, even those with the highest of passive perceptions, they will have to make a perception or investigation check to see you. Using these abilities if you as a rogue roll a NAT 20 on initiative you have your own personal sneak attack round before combat starts