Crop Rotation is a wild design to bring to Arena, especially considering that Strip Mine is already in Timeless and Brawl
They have jammed multiple energy decks into the space of a year
With Darkrai ex and Weavile ex though, there's a chance of Dark-type decks performing much better
You don't need me to rattle off all the ways Bant can draw an extra card
For the curious, the old deck is archived here At this point, Eureka puts half your hand into the battlefield (Opalescence, March of the Machines, Minion Reflector, Doubling Season, Phyrexian Altar, Hanna, Ship's Navigator, Rings of Brighthearth, Vedalken Orrery, Mirror Gallery Norritt, Hana Kami, Deathknell Kami, Elder Pine of Jukai, Rootrunner, Forked-Branch Garami, Nightsoil Kami, Vine Kami, Thousand-legged Kami, Body of Jukai, Kiki-Jiki, Nature's Revolt, Karakas, Hunted Lammasu, Holistic Wisdom)
Its only attack, Circle Circuit, requires two electric energy to use