Project Arc

Digital Monster X-Evolution
The Project Ark was the main plan of King Drasil, where he put the remaining 2% of the selected Digimon to live in the new Digital World.

Digimon Chronicle X
After kills  King Drasil removes the barrier between the old and new Digital Worlds and Kōta Doumoto and Yūji Musha promise King Drasil they will try to find a way to expand the capacity of the Digital World so that King Drasil doesn't have to use Project Ark.