Pokmon Go's Sinnoh Stone is a special evolution item that allows you to transform many of the game's existing creatures into Gen 4 versions.
Not only is it exciting Pokemon even more powerful ̵
There are many other evolution items too – such as the Metal Coat for Steelix and Scizor, the Dragon Scale for Kingdra, the King's Rock for Slowing and Politoed, and the Up Grade for Porygon2.
Update (February 1st): Six new Gen 4 evolution using a Sinnoh Stone have been added!
How to get the Sinnoh Stone in Pokmon Go
We learned of the Sinnoh Stone through early in-game leaks ( Chrales ),
Regardless of which creature you use the Sinnoh Stone on – The Pokhim Daily Streak Bonus,
This is the day of your PokStop Daily Bonus streak.
For now, it'll take some time for players to get every creature – right now, 11 weeks to be exact!
Which Pokmon can use Sinnoh Stone in Pokmon Go?
There are a staggering 22 Gen 4 creatures that evolve from previous generations.
Note you'll also need to use 100 Candy to evolve them, and some creatures, a specific gender:
Pokmon Go Battles have arrived! Now it's time to refresh yourself with our Best Pokmon lists and pick up some Sinnoh Stones.
Elsewhere, there's new February Field Research and additional Shinies.
Meanwhile, new Pokemon Go Gen 4 Pokemon continues to be released, along with the return of Legendary Palkia and its counters, and details of the nextCommunity Day Pokmon Swinub.
Other Pokmon expected to use Sinnoh Stone in the near future
What about the remaining five, including Eevee evolution Leafeon and Glaceon? It was assumed the Sinnoh Stone would also be used to evolve them, but that's not the case – at least right now.
Either developer Niantic is holding back the evolution of another wave – the most likely cause – or there's an additional or even completely different mechanic in the wings to make them evolve. We know one, Mamoswine, wants to arrive during the February Community Day.
What does the list of Sinnoh Stone Creatures do?
Some already live request Stones in the main games – such as the Dusk Stone for Honchcrow and Mismagius, Shiny Stone for Togekiss, or holding a special item at night for Gliscor and Weavile – so Sinnoh Stone.
Remaining Gen 4 evolution we are waiting on are: