Play the Crystal Quest: Arcane Tower slot to discover cascading symbols, win multipliers, and a valuable free spins feature. Play Crystal Quest: Arcane Tower at LeoVegas Casino, just one of the many casino games on offer including slots, table games and live dealer tables. . Play Crystal Quest: Arcane Tower at LeoVegas Casino, just one of the many casino games on offer including slots, table games and live dealer tables.