Some quick tips for building your decks to take advantage of the most broken card in Throne of Eldraine: While the math might say you can play fewer lands because Once Upon a Time almost always can convert to a land, you often want to trim less than the math implies
You get your board wipe, of courseand exile-based wraths are incredible since they cut off your opponents chance at recursion and avoid most protection spells
These five standouts deserve your attention: Purple Monkey D
(2010-06-15) If you activate Gideon Jura's third ability and then unpreventable damage is dealt to him (due to Unstable Footing, for example), that damage has all applicable results: specifically, the damage is marked on Gideon Jura (since he's a creature) and that damage causes that many loyalty counters to be removed from him (since he's a planeswalker)
This deck can dominate an opposing starter deck shockingly fast if it draws into the right combo cards
Eldritch Moon in Limited and Standard formats With the release of EMN, Limited formats will now be a majority of EMN packs combined with a couple of SOI packs