World of dreams

In Digimon Adventure 02, the world of dreams is a world that has the power to transform dreams and emotions in reality.

Oikawa attempts to open a gate to the and take the Dark Spore children with him, however, due to  having sealed the barrier between the World and Digital Worlds, the gate instead goes to this world. The then follow them to this world. After Oikawa notices they aren't in the Digital World, leaves Oikawa's body and absorbs energy from the children, then reveals himself to be controling him since August 3, 1999, and kills  and  in cold blood. Although the DigiDestined are frigthened by MaloMyotismon, Davis and don't give up and fight the Demon Lord. Davis, blindly believing in their victory, manages to use the world's power, and ExVeemon becomes powerful enough to gain the upperhand against MaloMyotismon.

The world's power also allows all the DigiDestined's Digimon to take on multiple digivolved forms simultaneously. and 's "Double Positron Laser" ends up up opening a portal to the Digital World, where the fight continues. After MaloMyotismon's destruction, Oikawa, in his dying moments, uses the power of the world of dreams to transform his body and soul into energy to restore the highly damaged Digital World.