Such a person is immortal.
A Skeptic person
A person who robs is called a "Robber".
a researcher
No, you both need the game.
a tanner
A person who hides things may be called sneaky. An urban word for people who hides things may be shady.
The term you are looking for is stowaway.
Deadbeat
It is a way for investors to avoid paying a future higher price of a stock. NOVANET
Dead weight. No, really I call them likely car sick by the time I get the car into my yard. Kids are the worst as they are usually screaming and I have ot call children services to turn them over.
poem paying call by Thomas Hardy poem paying call by Thomas Hardy
Scofflaw, or more specifically, a fare-jumper.
a superheroe
Apparently any numbers beginning with 08 reverse charge the person being called. Therefore they would call a person, with an advertisement, and then charge that person for the phone call. That is why the recipient of the call should avoid, and not answer the call.
A cheater!
Someone who hides their emotions is often referred to as "emotionally guarded" or "reserved." They may also be described as having a stoic or poker face.