Cronous is a free-to-play action MMORPG. A player attacks monsters and accumulates experience by solving a high number of quests. Accumulated experience is reflected in the player’s level and he can use a special item according to the level, or he can use skills at that certain level. Also he can use various skills by his own special combination. Cronous is a very chalenging MMO that will take lots of patience and grinding to reach far levels. Lizard Interactive made various effects to create a dynamic battle experience and various kinds of magic to emphasize its fantasy world. The game features 3D sound which varies according to the distance and direction of the character’s animation which changes depending on the weapon. Also creative Level Design and various types of magic and monsters’ dynamic Al will make the battle more dynamic.