SLS Hotel and Casino in Las Vegas, NV has gone away from the CODE series of slot cards and now has a set of Club 52 slot cards in four levels per their website - base turquoise Preferred level, red VIP, blue Elite and black Legend.

Here's scans of the base Preferred level, we need scans of the higher level cards for the ChipGuide if anyone comes across them. You can see pictures of the new cards on the casino website