Pikachu ex is the best deck you can play if you want consistent damage, low Retreat Costs, and an easy set up
Each guild offers a new game mechanic, which provides players of Limited formats with clear build-around gameplans, such as: Addendum, Spectacle, Riot, Afterlife, and Adapt
The Fyndhorn Elves promo is only in German, while another revealed so far, Loyal Retainers, only appears in Chinese (Simplified)
If you want to peruse the oddly wonderful creations yourself, the Twitter account RoboRosewater (named after head of MTG R&D Mark Rosewater) posts rendered versions of Talcos network once a day, and Escapist Magazine has a nice collection of its favorite cards, from absurd to over-powered, here as well as a more in-depth explanation of the networks inner workings here
Whichever entered the battlefield later[1] has the later timestamp, which applies second and overrides the earlier effect
Each includes exclusive cards tailored to that deckpick your favorite mechanics and dive in to battle