Question: how much money do you need to start the doomsday heist?
Answer: GTA Online's Doomsday Heist is now live as part of the game's latest update. To begin the heist, you need to buy a new building called a facility from Maze Bank Foreclosures. The cheapest one will set you back $1.25 million of in-game cash, while the most expensive option costs $2.95 million.