There are a number of cards you can't use in Explorer: Expressive Iteration Field of the Dead Geological Appraiser Karn, the Great Creator Kethis, the Hidden Hand Leyline of Abundance Lurrus of the Dream-Den Nexus of Fate Oko, Thief of Crowns Once Upon a Time Teferi, Time Raveler Tibalt's Trickery Underworld Breach Uro, Titan of Nature's Wrath Veil of Summer Wilderness Reclamation Winota, Joiner of Forces MTG Alchemy banlist Alchemy is another digital format for MTG Arena, which is based on the Standard card pool
(8/23/2016) As Arcane Savant's last ability resolves, if there are multiple cards you exiled with cards named Arcane Savant, you choose one of them to copy
8 Plaguecrafter Plaugecrafter is almost guaranteed to generate value for you every time it enters the battlefield
Urza, Chief ArtificerUrza, Chief Artificer - 12,217 decks, 15,415 as commander Speaking of straightforward, the Esper Urza is a popular commander, ranked 61st, that demands you build around him in one way: lots of artifacts
While not technically a token doubler, Mirrodin Besieged can make you an extra Myr every time you cast a myr or other artifact if you choose the Mirran mode
