Will War of the Spark Make "Oops, All Planeswalkers" Viable in All Colors?

Will the new War of the Spark planeswalkers make all-planeswalker decks possible?

37 New Planeswalkers Confirmed! But is that Enough? A few years back, “ Oops, All Gideons! ” crashed onto the 60-card scene, and a slight chortle…

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