Wyomageddon 

When Yellowstone erupts and kills half of America

A: "What the fuck is going on?"
B: "The end is near"

A: "what????"
B: "...........Wyomageddon."

Wyomageddon by OxyMormon August 5, 2017

whamageddon 

A game, where the goal is to avoid hearing the son "Last Christmas" by Wham for as long as possible. The game typically starts 1st of December and lasts until Christmas Eve. The game is trust-based and you only lose if you hear the original.

"Damnit, thanks to the music at Wal-Mart I lost whamageddon and must reside in whamhalla until xmas"

whamageddon by Erlink December 22, 2017

warmageddon 

n. The oft-predicted final battle over the destiny of Earth's soul between the believers in global warming and the followers of Satan (or between the Global Warming Conspirators and the Holders of the True Knowledge).

...........................................................

Pretty frigid today, ehh?

That's a sign of the coming warmageddon.

How is that even possible?

You'll see. You'll all see!

warmageddon by gnostic 1 October 3, 2013

Warmageddon 

A song by the band soulfly, or Warmageddon is a fantasy saga told in short stories and presented online in comic book and comic strip format.

Dude! did you hear the song Warmageddon by soulfly? its sick!

Warmageddon by Buddy Daniels June 23, 2011