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
The last new card is Dream-Thiefs Bandana , an equipment costing 2 with equip 1, which is basically a Curiosity off of your opponent's deck in the form of an equipment
Pioneer Masters is an odd set to evaluate
It was a surprisingly powerful card, because a lot of formats love a one-mana spell
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
