Arceus first appeared in the Generation IV games Pokémon Diamond and Pearl being a Legendary Pokémon. Arceus is captured in Diamond, Pearl, and Platinum versions after obtaining the Azure Flute event item through the aforementioned cheating device and using it to gain access to the Hall of Origin.

Arceus is an Event Pokémon, meaning that it could only be acquired legitimately through special events held by Nintendo. The last Arceus event was in 2010 and there are no more planned, meaning the only way to get one in Diamond, Pearl, or Platinum without cheating is to trade with someone who got one from the event.

Ninsunekon suggests “Mew gave birth to the egg that Arceus hatched from, and Arceus created Mew. They suggest that since Arceus is a God, they were the first. However, Arceus’ first successful attempt at creating a living creature was Mew, also making Mew, in a way, the first.

Ash Ketchum has caught one Mythical Pokémon, Meltan, but he hasn’t caught any Legendary ones, despite forming a close bond and friendship with Nebby, who would later evolve into Solgaleo. Pokémon, which is short for Pocket Monsters, is a media franchise created by Satoshi Tajiri and Ken Sugimori back in 1995.

Arceus. Arceus is a Normal-type Mythical Pokémon. According to mythology, Arceus emerged from an Egg before the universe even existed, then shaped the world with its 1,000 arms. According to legend, Arceus also created two Legendary trios.

Catching Darkrai. You must have visited a Pokémon convention to ‘legally’ obtain this Pokémon. When you have completed the National Dex, go to Canalave City, talk to the sailor’s wife and child, go to the island with the sailor, and get the feather. you will begin a battle with Darkrai.

To access Darkrai, from where you should now be standing, and using the Poketch’s built-in Step Counter, walk 146 steps to the east. After that, walk 254 steps south, for a total of 400 steps. Now, use the Explorer Kit to go underground. This will cause you to save.

Since Arceus is not available in earlier versions, you will at least be transferring from Generation 4. You can trade an Arceus from Diamond, Platinum, Pearl, HeartGold, or SoulSilver using PokeTransfer, as well as from any of the Black or White games as a regular trade.

Using Action Replay (Diamond, Pearl, and Platinum) Obtain an Action Replay. If you don’t have anyone to trade with, your only other option is to cheat. Add the code to get the Azure Flute. This is the item required to access Arceus. Start your Diamond, Pearl, or Platinum ROM file in DeSmuME. Open the “Tools” menu and select “Cheats”.

Transfer Arceus from another version. This can be done by trading Pokémon to yourself or by download 3DS software like pokebank, which allows you to to perform transfers with a single system. The steps for transferring Pokémon will vary depending on which versions you are transferring to/from.

Arceus is an Event Pokémon, meaning that it could only be acquired legitimately through special events held by Nintendo. The last Arceus event was in 2010 and there are no more planned, meaning the only way to get one in Diamond, Pearl, or Platinum without cheating is to trade with someone who got one from the event.