Noting of course that microtransactions, DLC, lootboxes, season passes, mobile games and monthly subscription services have all brought alternative funding streams to some video games publishers over the last few years.
e.g. EA makes 55% from game sales, 45% from DLC, microtransactions, while for Take Two it's 42% from game sales, 58% microtransactions.
https://metro.co.uk/2019/08/06/rockstar-owner-take-two-makes-58-money-microtransactions-dlc-10527500/