Gumi and Kodansha Collaborate to Bring The Seven Deadly Sins (Nanatsu no Taizai) to Mobile Game Crystal of Re:union Haoson December 7, 2017 Digital, Mobile Games More collaborations for Nanatsu no Taizai is coming out, and this time Kodansha is partnering with Gumi Inc. is the newest partner where characters from the anime/series will be coming to another free-to-play mobile game, Crystal of Re:union. The collaboration event runs from December 1st to December 21st 2017. All players will receive Meliodas, the captain of The Seven Deadly Sins, for free upon logging into Crystal of Re:union during this period. The new collaboration will have the following The Seven Deadly Sins heroes: Meliodas – the captain of the Seven Deadly Sins known as the Dragon’s Sin of Wrath Diane – a member of the Giant Clan and the Seven Deadly Sins known as the Serpent’s Sin of Envy. Ban – the Immortal member of the Seven Deadly Sins known as the Fox’s Sin of Greed. King – the ruler and guardian of the Fairy King’s Forest and a member of the Seven Deadly Sins known as the Grizzly’s Sin of Sloth. Elizabeth – the third princess of the Kingdom of Liones and the popular Waitress of the Boar Hat. A new monster comes out during the collaboration period named The Red Demon. will drop exclusive rare items used to craft collaboration-exclusive equipments such as Helbram’s Helmet, Meliodas’ Broken Blade Sword as well as Elizabeth’s Boar Hat Uniform and Royal Liones Earring upon defeat. For more info, you can check out the official Crystal of Re:union fanpage.