Activate the effect of "Riseheart" by banishing "Kashtira Big Bang", banishing the top 3 cards from your opponent's Deck face-down
You'll naturally punish a lot of normal game actions, but you can also make opponents take these actions to force the issue
The slabs look exceptional, turnaround times are genuinely competitive, and you avoid all the international shipping complexity entirely
Meanwhile, Serra Ascendant takes a bit of work to get going, but cards like Ajani, Strength of the Pride and Linden, the Steadfast Queen have the potential to gain big amounts of life at once, especially if we have an Angel of Vitality on the battlefield, whichcombined with smaller amounts of life from Impassioned Orator, Soul Warden, and friendscan turn Serra Ascendant into a huge lifelinking flier pretty quickly
Desynchronization An instant speed board wipe is always welcome, even one as limited as Desynchronization, which could actually whiff in an EDH game with the proliferating number of legendary creatures out there