FusionDex

Ninjask in the wild flock to Ninceus when they sense its presence nearby. Acting as a commander, it gives them flawless tactical direction that lets them hunt prey more effectively and gather up heaps of food to share with their leader.

It is described in mythology as the Pokémon that shaped the universe with its 1,000 arms. Because it darts about vigorously at high speed, it is very difficult to see.