Starshine Crystals, developed by Endorphina, presents a feature-rich slot framework centered on cascading mechanics and feature triggers. Core mechanics include Pay Anywhere win rules, Scatter symbols that activate bonuses, Free Spins with Multipliers, Free Spins with Additional Free Spins, and a Buy Feature option. A Random Multiplier can appear, along with a standard Multiplier mechanic, while a Symbols Collection (Energy) feature accumulates items that influence outcomes. The game also employs Avalanche/Cascading symbol removal and a Risk/Gamble (Double) game, creating repeating chances within a single spin sequence. Definitions: Free Spins add rounds without raising the stake. Cascading means winning symbols disappear and are replaced by new symbols that can generate further wins.