Shadowverse: Starforged Legends

But the festival lacks fairies; it's just a waste of resources. In the "Prison of the Past" map, in the first weeks after the game's release, it was ridiculously good for 2 power points along the curve, so they increased its price, which simply ruined the map. Now it has been somewhat revived, but it's not possible to get any benefit from it; I couldn't manage it.