aether revolt cards mtg Mythic Rare Herald of Anguish (Foil) #64 Mint / near mint condition trading card Aether Chaser · Aether Revolt

Spanish Twitter user @yonkisllanowar's spoiler is Territorial Devourer (credit for translation goes to reddit user Moruitelda)

We still have no clue without an official announcement about the Commander line from Wizards, though

Giving control players lands early and big spells late is exactly what they need to thrive

But there are a few other doodads to think of including

Printing Proxies cancels any order that tries to use a traditional Magic card background to distinguish their products from counterfeits

Rosewater typically spends a day or two going over existing Magic mechanics to see which ones are good fits for the set