(24/7 News)  --  The creators of the popular puzzle game "Candy Crush Saga" are taking their company public. 

London-based King has reportedly filed paperwork to make an IPO that will be worth around five-billion dollars. 

Candy Crush Saga is the most popular game on Facebook and brings in more than $600,000 dollars per day from mobile users paying to upgrade their characters and make other in-app purchases.