Event passed a while ago. So there is no "legitiment" way of get it, thus no legitiment way of getting Arceus. Only way now is by using a cheating device.
we can get azure flute by mystery gift
mystery gift
you get the azure flute bi getting mystery gift
There are no words you can enter in the Mystery Gift for the Azure Flute. The Azure Flute was never distributed as a Mystery Gift item, but it can be possible to obtain it with using an Action Replay with the correct code.
You cant.
get the mystery gift
its random when you can get it
you have to get the mistery gift and use it to get the azure flute
no
through mystery gift
its from a Nintendo event not a mystery gift and you get it from a event hosted by Nintendo
you must get a mystery gift