The official Pokémon Shuffle website announced a few new events taking place this week.
Details of these events have been added to our event page and
information of patch 1.2.10 has also been added to our database page.
Pignite Challenge Stage
The Evolving Challenge stage is already reaching its second round! This round will feature Pignite, the evolution of the previous round’s Tepig. It will be available for a limited time, from 06:00 UTC on August 3 until 06:00 UTC on August 17, 2015.
Source:
http://www.pokemonshuffle.com/en-us/connectivity/#pignite