GTA 4 (2008) had a development budget of 100 million in (146.5 million today) it made $500 million (730 million today) in the first week and sold 25 million copies by 2013. GTA 5 (2013) had a development cost of 265 million (354 million today) it made 1.15 billion (1.56 billion today) in the first week and had sold 205 million copies as of 2025 and a total gross of 8.5 billion as of today (including GTA online sales). RDR 2 (2018) had a development cost of 540 million ( 678 million today) and made 725 million in the first 3 days (909 million today) and sold 57 million copies as of 2023. GTA 6 is rumored to have a development cost of 2 billion and it is the first game to have a female main character in story mode. To achieve the success level of GTA 5 it would need to make more than GTA 5 has made in total in the first week. That’s 124 million copies of $70 in the first week.