The best instant win games in the UK are Bingo Millionaire Orange, Jackpot Green and Mega Cashword Pink. Try Nerves of Steal online for free in demo mode with no download or no registration required. Their extended play Kambi and LeoVegas sign part- nership extension. . Try Nerves of Steal online for free in demo mode with no download or no registration required. EquiLottery Games and. Play Leo Vegas Be the King completely for free, without spending any money. Play Leo Vegas Be the King completely for free, without spending any money. Their extended play Kambi and LeoVegas sign part- nership extension. Demo play for fun, no download or registration required. games like Cashword are experiencing even more popularity. References. Online scratchcards (Wikipedia). games like Cashword are experiencing even more popularity. The best instant win games in the UK are Bingo Millionaire Orange, Jackpot Green and Mega Cashword Pink. References. EquiLottery Games and. Online scratchcards (Wikipedia). Demo play for fun, no download or registration required.