Karl le blag

Pronounced kaarl/lɛ/bl(ə)g.
One who talks about a journey, one journey in fact His own and no one else's, a blagger, stirrer, bull-shitter and dreamseller.

Karl le blag is a man who tells you one thing and then does another. In the financial game for himself. Boarding the money train which doesn't actually exist.
Can be used plural for leblaggers