The Final Stage, DoneDevimon.NeoDevimon evolves into DoneDevimon and attacks Taichi and the others. Meanwhile, although Calmaramon was defeated, the Algomon keep multiplying despite AtlurKabuterimon and his team's efforts to stop them while causing naval accidents across the world. When both Taichi and Yamato are about to be struck by DoneDevimon's miasma, Taichi pushes Yamato away to protect him, with he and MetalGreymon taking serious damage. Yamato and WereGarurumon step in to protect them, but are also defeated...