Using the mobile app, when the player deposits a Pokémon into GTS, and that Pokémon was selected for a trade,
the player can then receive this Rotom from the Mystery Gift > Gift Box option.
As per any Mystery gift redeemed on Pokémon HOME, this Pokémon's language follows the language that was set on the mobile app.
This Pokémon's OT Gender follows the gender of the avatar the player picked.
The first version of this Gift, up until the Pokémon HOME 3.0 update, granted a Pokémon with PID, Encryption Constant, and HT/WT with null values.
The Pokémon Home 3.0 update made some changes to the Mystery Gift behaviour. The Rev. 2 of this Gift granted players a Pokémon with random PID, Encryption Constant and HT/WT.