crapshooter
/ˈkræpʃuːtər/Definitions
1. noun
A person who plays dice, especially one who is skilled or suspected of cheating.
“The crapshooter at the casino table was accused of rigging the game.”
2. verb
To play dice, especially in a way that is considered cheating or unfair.
“He was caught crapshooting at the poker game and was disqualified.”