Learn to separate a game’s theme, format, and features. The theme sets the...

https://fun-wiki.win/index.php/What%E2%80%99s_the_Fastest_Way_to_Verify_Symbol_Behavior%3F

Learn to separate a game’s theme, format, and features. The theme sets the setting, the format explains how a round works, and features describe special mechanics. For example, cascading reels can change how wins form