The casino is licensed and regulated by the Curacao gaming officials, which confirms the honesty of the main processes and it's also using a new SSL encryption developed to protect all transactions taking place on the site.
According to the research and estimates, LuckyDreams Casino is a medium-sized online casino revenue-wise and the revenue of a casino is an important factor, as bigger casinos shouldn't have any issues paying out big wins, while smaller casinos could potentially struggle if you manage to win really big.
It is always important to keep in mind that proper licensing will cover you against all sorts of customer rights violations. It is always good to be cautious and do your own research before depositing any money into an online casino.