Complex sentence: Although some coin magic depends on a gimmick (e.g. a coin box, coin shell, coins stuck together, oversized coins, folding coins), such gimmicks do not entirely automate the magical effect.
Split into simpler sentences: Although some coin magic depends on a gimmick (e.g. a coin box, coin shell, coins stuck together, oversized coins, folding coins). Such gimmicks do not entirely automate the magical effect.