Personally, I suspect that WotC is over it after a year of ineffectively trying to ban around the problem
With flying, vigilance, and indestructible, it also grants indestructibility to all your other permanents
For the cost of two mana, Jhoira can suspend cards, exiling them for four turns with four time counters on them, removing a counter at the beginning of each of your turns
Ral, Monsoon Mage / Ral, Leyline Prodigy I give a lot of credit to Ral, Monsoon Mage for having a planswalker's +1 ability before earning the spark, and the cost reduction feeds right into playing multiple instants or sorceries
Conspicuous Snoop Courser of Kruphix Crown of Convergence Elder Pine of Jukai Enduring Renewal Field of Dreams Future Sight Garruk's Horde Goblin Spy Lantern of Insight Magus of the Future Melek, Izzet Paragon Mul Daya Channelers Oracle of Mul Daya Skill Borrower Skybreen Surging Dementia Temporal Aperture Vampire Nocturnus Vampire Nocturnus Avatar Windriddle Palaces Wizened Snitches Yet Another ther Vortex thermage's Touch
These cards use loyalty counters and activated abilities that can swing games dramatically