Yes, Darkrai can be caught in Pokemon Legends: Arceus after completing the main story. However, the player must have save data for Pokemon Brilliant Diamond or Shining Pearl on their profile in order to get it. Recent Pokemon games have been rewarding players for playing multiple games in the series.

Where can I find Darkrai Legends: Arceus?

How to Find Darkrai in Pokémon Legends: Arceus. Darkrai is located at the Clamberclaw Cliffs in the Coronet Highlands, near the Lonely Spring. Players must accept the quest The Darksome Nightmare and visit the Cliffs during the nighttime for Darkrai to appear.

How do I get Darkrai to Respawn in Arceus?

Don't worry if you knock it out by accident - you can leave the Coronet Highlands then return to the same spot and Darkrai will respawn.