After you redeem the MTG Arena codes, youll be rewarded with 1 Duskmourn: House of Horror (DSK) booster pack for each code totalling 5 codes that you can use to upgrade your card collection
All food should double as passive fake currency generators, honestly
Take a look at MaRos articles describing new sets - he does not just dump the image gallery and say let me know what you think - he describes the sets design goals, the mechanics, why they were chosen, how those mechanics were placed in each colour, the limited archetypes the set was designed around, some anecdotes about the design process, etc
Alela, Cunning Conqueror Baron Bertram Graywater Bitterblossom Boggart Mob Currency Converter Dispatch Dispensary Geralf, the Fleshwright Girder Goons Misfortune Teller Oona, Queen of the Fae Outlaw Stitcher Rictus Robber Spectrox Mines Tribute to Horobi Very Cryptic Command Violet Pall Waste Management