Stealth

Stealth is the practice of being able to move around without being detected.

Stealth is different from Camouflage in that the former permits mobility, all at the cost of the Tribute in question becoming more noticeable as he or she moves

Advantages and Disadvantages
Tributes often avoid confrontation by hiding in plain sight. This way they can safely observe their targets at a fair distance without making their own presence obvious.