Monster Kingdom: Jewel Summoner is a role playing game developed by Gaia for the PlayStation Portable. The game was released on February 14, 2007.
Monster King Jewel Summoner (herein known as MKJS) is an RPG developed by Gaia and produced by Atlus for the PSP. MKJS presents a fantasy world where a long history of respectful human/monster co-habitation has evolved into human fear and attacking monsters. The life force of the attacking monsters can be trapped into Jewels to be invoked by either a "Jewel Summoner" (the good guys) or nefarious supernatural evildoers known as "Abominations". Read More.