The phrase "special aura" refers to a unique and distinct feeling or atmosphere that a person or thing carries, which sets them apart and makes them stand out in a positive way. Full definition
Unlike the previous 3.0 CSL and the M1, the M535i wasn't a purpose - built sports car from the ground up, which makes it have an even more special aura about it from some points of view, not to mention the fact that it was the first ever M sedan. (topspeed.com)
Whilst Santi is the main man at the moment and rightly so — «Vidal / Ramsey» has a special aura, especially in the massive games. (justarsenal.com)
It is, again, not only his size that attracts the fair sex but his special aura of imminent peril. (si.com)