The win is the 56th in the Mega Jackpot's history, coming in below the $5,858,748 average, due largely to the $5,546,538 win that took place just three weeks ago. The all-time record for largest online slot jackpot win is from the Mega Moolah Mega, coming in at a massive €18,915,721. That win was struck at Grand Mondial.
The Mega Moolah Mega Mega Jackpot is tied to a few different Microgaming video slots, growing with every spin of the reels. The jackpot is won randomly, with no rhyme or reason to how its won.
We'll let readers know if the casino that hosted the win or Microgaming release details.
Related: Mega Moolah Mega Jackpot