Like most of the cards on the Top 10, the Sphere is card advantage for casual decks, no matter whether they are duels or multiplayer
As a result Tron decks play lots of cantrips and land search rather than acceleration
Jace is usually not great in Modern is often too slow, too expensive and very fragile
GIFT OF ORZHOVA GTC 209 Another art I have on a playmat thanks in part to Magic Art Community legend Donny Caltrider is Gift of Orzhova
Honestly, Ive been defeated by Krenko and company more times than Id care to admit, so this strikes me as a nice deck to pick up
Sure, your opponent gets too as well, but if youre dropping a creature with an exceptionally powerful enter the battlefield trigger, like Atraxa, Grand Unifier, a creature that is practically unstoppable like Emrakul, the Aeons Torn, or an enchantment that gives you free rein to do whatever you like Omniscience, you basically guaranteed a win