Payday 3 expands stealth, adds new movement mechanics, and upgrades its look and feel while sticking to its guns on older gameplay mechanics. We played bank and art gallery heists and here’s what you should know. Payday 3 expands stealth, adds new movement mechanics, and upgrades its look and feel while sticking to its guns on older gameplay mechanics. We played bank and art gallery heists and here’s what you should know.