They suggest switching to a single-purchase model or free-to-play with microtransactions instead.
Here’s what it says about in-game ads being fine as long as they fit the context.
There’s an interesting tradition of product placement within games, ranging from signboards for pirate simOverboard!

in the otherwise galleon-deficient G-Police, toObama campaign ads in Burnout Paradise.
Publishers have, unsurprisingly, expressed qualified approval for the idea.
Among the more egregious examples of noxious in-game advertising is the originalAlan Wake, would you believe.
While mandatory ad-watching tends to be associated with mobile, console and PC publishers have tried it too.
2Konce added unskippable ads to NBA 2K21, for instance, rolling them back after an outcry.