UltimateSephiroth (Japanese: アレチメートセフィロスAltimetSefiroth), also known as USephiroth, is a dual-typed Steel/Ice Pokémon.
It is not known to evolve into or from any other Pokémon.
UltimateSephiroth is a somewhat intelligent bipedal Pokémon species, closely resembling a full-grown human being.
UltimateSephiroth is a male-only species.
UltimateSephiroth tend to have good mental abilities. They are also fluent in various computer programming and scripting languages such as C++ and PHP.
Although UltimateSephiroth are usually friendly and peaceful, they may become furious in an instant if angered. UltimateSephiroth may sometimes like to be on their own. They don't build relationships very easily, but if they do, the relationship will last.
As of this date, there are no known sprites for UltimateSephiroth.
No other Pokémon has the same type combination as UltimateSephiroth.
UltimateSephiroth is unique in the sense that it is not programmed in the game, but its data will be saved on a special memory section on the game card to make it available and usable. It cannot be taken to any location utilizing wireless connection, though.
UltimateSephiroth seems to be based on a full-grown human.