Post cameos, in-jokes, or references in retro games.
https://www.youtube.com/watch?v=nPeHuCJntGM&t=6m48s
In a shrewd bit of marketing, players who make it to the final level of Vigilante are greeted with advertisements for better IREM games.
https://www.youtube.com/watch?v=876W253z6KY
>>3758871
>>3759028
Wait, this is true?
Would explain Rare's response in DKC2.
The whole game, every game
>>3759051
Yeah, it's a cheat in Special Edition.
>>3759051
N-nice Mario model, Rare