after you beat darkria and beat the final maze do whatever you want in the game.
It's the Darkrai battle, as also seen in Pokemon Mystery Dungeon Explorers of Time/Darkness.
You have to beat the game to battle darkrai.
in azurills nightmare. darkrai is the one causing the nightmare and is the boss of this dungeon.
Fight Darkrai
go though a dungeon with cresslia and when you reach the end you will fight darkrai
U find Darkrai in Dark Crater.
You need to get Darkrai on your team and suck his &½!^
dont no
It dependes what level you are when you defeat Darkrai.
No he's in explorers of Time,,darkness & sky
miracal sea 3F if ur holding a mystery psrt or secret slab
after egnima part, surrounded sea holding golden mask at 3rd floor,darkrai!