There once was a casino named Gatsby Casino (also known as 개츠비카지노). But doing a quick search online, it is impossible to find a reliable source about the brand. A few sources mention Gatsby Casino, saying that:
Gatsby Casino was substituted by F1 Casino. Currently, the existing Gatsby Casino Distributors are operating the First Casino
Gatsby Casino is offline. What do I do?
You may know that there are other online casinos. But bear in mind that before registering, you need to check if gambling is permitted in your jurisdiction.
Example of famous existing casinos are:
You have to be over 18 to register in a casino. As mentioned before, gambling may be illegal in your country.
Please note what is mentioned in above casinos terms and conditions:
The Casino cannot open accounts, or process bets or financial transactions, for individuals residing in Afghanistan, American Samoa, Andorra, Argentina, Australia, Austria, Belarus, Belgium, Botswana, Bulgaria, Cameroon, China, Christmas Island, Cocos (Keeling) Islands, Colombia, Congo, Cuba, Czech Republic, Denmark, Estonia, Ethiopia, France, French territories (Mayotte, Martinique, Guiana, Guadeloupe, Reunion, Saint Barthelemy, Saint Pierre and Miquelon, New Caledonia), Germany, Ghana, Greece, Greenland, Guam, Heard Island and McDonald Islands, Holy See, Hong Kong, Hungary, Iran (Islamic Republic of), Israel, Italy, Kenya, Lithuania, Macao, Micronesia, Mozambique, Myanmar, Netherlands, Nicaragua, Nigeria, Norfolk Island, North Korea, Northern Mariana Islands, Paraguay, Philippines, Poland, Portugal, Puerto Rico, Republic of North Macedonia, Romania, Russia, Rwanda, Saint Martin, Serbia, Singapore, Slovenia, Somalia, South Africa, Spain, St Helena, Switzerland, Syria, Taiwan, Tanzania, Turkey, Uganda, Ukraine, United Kingdom of Great Britain and Northern Ireland, United States Minor Outlying Islands, United States of America, Vatican City State, Venezuela, Virgin Islands (British), Virgin Islands (US), Wallis And Futuna Island, Yemen and Zambia. Furthermore, the casino cannot open accounts for individuals residing in Austria, Mexico and Slovakia.