Rpg : The Role Playing Gem is a mix of RPG and Puzzle Game. In this game, you get your power from mana that you collect by associating gems as in any usual puzzle game. The main difference is that associating gems will let you cast powerful spell that will help you to get rid of your enemies, unlock doors, craft stuff and so more. But be careful because you're not alone on the game board. Strategy is the key.
Their impacts are crucial in the development of strategies. Used at the right time and the right place will allow you to create powerful combos and will prevent the opponent from playing.