I just finished listing over 25 Russian slot cards on eBay earlier today. These are all mostly from earlier closed casinos throughout Russia. Auction starting prices are $7.49 with buy it now of $9.99

https://www.ebay.com/sch/i.html?_from=R40&_nkw=&_in_kw=1&_ex_kw=&_sacat=0&_udlo=&_udhi=&_ftrt=901&_ftrv=1&_sabdlo=&_sabdhi=&_samilow=&_samihi=&_sadis=15&_stpos=08080&_sargn=-1%26saslc%3D1&_salic=1&_fss=1&_fsradio=%26LH_SpecificSeller%3D1&_saslop=1&_sasl=rbakerpc&_sop=10&_dmd=1&_ipg=200&_fosrp=1

I actually have over 150 different Russian slot cards currently listed on my Delcampe store, all with buy it now prices of $10

https://www.delcampe.net/en_GB/collectables/search?categories%5B%5D=20485&search_mode=all&excluded_terms=&term=russia+slot&seller_ids%5B%5D=554914

There are now over 13,300 different slot cards listed on my Delcampe store along with thousands of room keys, gift cards and other things. Check the links below for easy access to the listings.