A new force has suddenly risen to power in the Great Forest of Jura, and its leader, Clayman, proposes that the Demon Lords hold Walpurgis with the goal of sanctioning the slime who deceived him. Rimuru also begins to prepare for a battle with Clayman, but observing the enemy army's movements reveals that Clayman's target is not Tempest, but Eurazania. Clayman's army will arrive in Eurazania within two days. Can Rimuru's forces get there in time?
Yamza received a magic sword with 
hidden ice powers from Clayman.
تلقّى يامزا سيفاً سحريّاً بقوة جليديّة
خفيّة من كلايمان
Yamza hat ein Dämonenschwert von Clayman
erhalten, in dem die Kraft des Eises haust.
Le dio a Yamza una espada
con el poder del hielo.
Le dio a Yamza una espada
con el poder del hielo.
Yamza a reçu de Clayman
une épée magique au pouvoir de glace,
Yamza ha ricevuto da Kleiman la spada magica 
che detiene il potere del ghiaccio,
Yamza recebeu de Clayman uma espada
mágica com poderes ocultos de gelo.
Клейман одарил Ямзу
демоническим клинком холода.