For most players, black cats and broken mirrors are unlikely to be taken seriously. Nevertheless, gaming and superstition have always gone hand in hand. In fact, for some, staying on the right side of lucky is a must. Let's see if you recognise the greatest, and weirdest, superstitions from around the world!
Legend has it that sitting on a pillow will lead to a behind covered in boils. So no matter how comfortable it looks, it's probably best to stay standing.
It's hard to believe that stepping in dog poo could ever be anything other than part of a really bad day, but in France it's believed that stepping in dog poo with your left foot (only your left!) will signal good things to come.
Need minty fresh breath late at night? Well, whatever you do, don't reach for chewing gum! In one of the strangest superstitions of them all, some Turks believe that gum turns into human flesh after the stroke of midnight.
Michael Jackson impersonators beware! In Portugal, walking backwards - the devil's walk - is believed to be a harbinger of doom and misery.
Travel to the state of Vermont and you will notice a strange architectural feature on many of the region's older buildings - slanted windows. Legend has it that these were created to keep out witches, whose broomsticks could not fit through tilted window frames.
Although almost always an unwanted guest in other parts of the world, in Uzbekistan cockroaches, at least those of a certain size, are welcomed with open arms. Big bugs are seen as a sign of wealth, so the largest specimens are usually allowed a special pass.
Spilt salt is said to bring about an argument within the household. The only way to prevent it? Pick the salt up and sprinkle it over your head.
Throwing your fingernails out the window will always attract looks of disgust, but in South Korea it gets another look entirely. It's believed that fingernails cast onto the street may be eaten by mice, who will, in turn, steal your soul.
Counting pigs instead of sheep to fall asleep is said to bring both good luck and wealth.
Eating sticky food before an exam is said to help with your memory - helping the facts 'stick' better in your brain.
It's thought that, during the first month of the Chinese calendar, a haircut will bring bad luck for the year to come. But, if you visit the hairdressers on the 2nd day of the 2nd month, then good fortune will be with you for the rest of the year.
The Turtle has both positive and negative connotations in Chinese culture. But, those looking to succeed in business should think twice before keeping one as a pet, as the sluggish animal is believed to slow down business.
Legend has it that a smoker who lights their cigarette from a candle, rather than a match, will cause a sailor to drown. Many sailors used to have a second job as matchmakers, which is where the myth is believed to have its foundations.
Quite where the fear of placing your hat on a bed has come from remains unclear, but its prominence in a number of diverse cultures shows it clearly taps into some part of the human psyche. In Italy, it is thought to arise from the be-hatted doctors that would visit bed-ridden patients unlikely to ever recover.
If you come across a sheep on the road then you should always take the time to say hello - you might look like you've lost your mind, but legend has it your financial situation is sure to improve.
The former Argentinian President is deemed so unlucky that people dare not speak his name. From lost national football matches to deceased tango composers and earthquakes, there isn't much Señor Innombrable hasn't been blamed for.
Scissors play their part in several Egyptian superstitions. A pair underneath the pillow is said to bring good luck, but to open a pair without cutting anything is seen as a portent of misfortune.
During thunderstorms children are warned to cover their bellies to prevent Raijin, the God of Thunder, from making a light snack of their bellybuttons.
Whilst in some cultures the positive Feng Shui of a slow-growing cactus is seen to bring harmony, that is not the case in Hungary, where bringing a cactus indoors is on a par with walking underneath a ladder.
Whilst drinking it is welcomed, making a toast with beer is frowned upon in Hungary. Legend has it this harks back to the revolution of 1848, when the Austrians celebrated by clinking their beer glasses.
Rather than throw away broken crockery, the Danes collect it to get ready for New Year's Day, when they will head over to the houses of their nearest and dearest to throw it at their door. It might be a pain to clear up, but it's seen as a sign of good luck for the year ahead.
It might not feel like it at the time, but being hit by bird poo is apparently a signal of good luck ahead, at least in Russia.
The Maori believe that should this harmless-looking bird, called the Piwakawaka or New Zealand Fantail, enter the home, a death is soon to follow.
This nocturnal member of the lemur family may look scary, but is in fact totally harmless - and undeserving of its local association with death and despair.
Hot pepper sauce should be placed in front of people, rather than passed directly to them. Handing it directly to them is believed to cause friction in your relationship.
If your coffee spills as it is being brought to you, good financial fortune is apparently not far behind. Hopefully, it will cover the price of another cup.
Struggling to get on with your mother-in-law? Eating the corners off a slice of bread will apparently help you get along just fine!
Fishermen around the world avoid taking bananas onboard for fear it will ruin their catch. Nobody knows quite where this comes from - but some believe that during the 1700s the fast boats used for transporting fruit around the Caribbean would scare away the fish.