In many games luck plays a vital role deciding if you would end up winning or losing. Strategy does work but only in a handful of games and not all the games which are played in casinos. So this would be the best to have luck on your side.
This is eventually right, strategies and fundamentals skills are only contribute a little on the gambling industry rather than if you have a stroke of luck. A gambler is only depended on luck even what features in gambling they gamble still luck was very important. But if you going to ask me, why we have to choose among them all? They are a very important asset as a gambler to have earned a better profit and I'm sure this is impossible to happen.