For Oklahoma City fans, the unthinkable has happened: Kevin Durant has joined forces with the rival Golden State Warriors. This stirring announcement came early Monday morning when Durant agreed to a two-year $54.3 million deal to play alongside his recent Western Conference Finals conquerors.

The four-time NBA scoring champion will now comprise a lethal All-World quartet flanked by Steph Curry, Klay Thompson and Draymond Green. It almost seems unfair to think of the grand possibilities -- and competitive imbalance -- that lie ahead for the Warriors.

While Durant enjoyed a brilliant run in OKC, his decision is among the most shocking in the history of free-agency. Here is the immediate fallout from Kevin Durant's decision to become a Golden State Warrior.

SB Nation has the particulars of the deal Durant made Monday morning.

Tom Ziller gives his insight and opinion concerning Durant's shocking change of scenery.

An official press release from the Oklahoma City Thunder concerning Durant's defection.

Competitive imbalance much?

A look at the monumental Durant signing from a Golden State point of view.