Beginning today, the mature, demon-collecting role playing game Shin Megami Tensei IV will be discounted to $39.99 through Oct. 14. The $10 price drop will be available both in stores and in the Nintendo eShop for Nintendo 3DS. This is the first discount promotion for this highly rated entry in the SMT series since its initial release in July. Available exclusively for the Nintendo 3DS system, Shin Megami Tensei IV puts players in the role of a Samurai, a protector of the Eastern Kingdom of Mikado, where players will struggle in the battle between law and chaos.