Video poker can provide the best odds in a casino, depending on the version of the paytable. However, blackjack is generally regarded as having the best casino odds when using basic strategy. This can help lower the house edge to around 0.50%.
There are several factors to consider when determining if a casino is legitimate: License and Regulation: Legitimate casinos are licensed and regulated by government authorities or gaming commissions. Check for licensing information on the casino's website.