The "short" list looks something like this: Monsters Sphinxs Revelation Control Black Devotion Blue Devotion (now splashing white about half the time) R/W Burn Blitz Naya Hexproof White Aggro-Midrange "Dredge" With those in mind, lets look at the list of the cornerstone cards of those archetypes that can be Decayed Abruptly: Domri Rade
Dockside Extortionist starts to get a little out of control when you start combining it with ways to blink it or retrigger it , giving you more and more Treasure tokens every time it enters the battlefield
I'd recommend Birgi, God of Storytelling Flip , Storm-Kiln Artist, Urabrask Flip , Desperate Ritual, Pyretic Ritual & Seething Song to keep your Storm engine from shutting off
End-Blaze Epiphany End-Blaze Epiphany is the kind of spell Red decks dream about drawing late in the game
Boseiju, Who Endures The green land in the channel lands cycle is the most prevalent one