Its the Pokmon Trading Card Game, but the way its been recreated for iOS is unremarkable, technically poor, and has very little going for it outside of its connection to the beloved franchise
The Citys Blessing is a designation, like Monarch or Initiative
The good news is that Invasion of Fiora is one of the best battles for Standard, where a six-mana wrath with the upside of flexibility is already solid enough where and there are natural top-tier homes thanks to the popularity of black in the format and various legendary-themed decks that can turn Invasion of Fiora into a Plague Wind
While its certainly not going to be an in-demand pick, this is playable fare in the right Dimir template
For as long as Lunters been an artist for Magic, hes been a player longer
Although the card draw works with the tokens it produces it is not good enough at producing for that to be good either unless you are heavily into the business of making saproling tokens already