Here is my next round of clues.
25. a) This Switch game is a combination of two different franchises. It also appeared on other platforms before coming to Switch.
b) This game is not published by Nintendo, nor is Nintendo licensing out their IP to another company.
c) One of these franchises must be licensed from the Russian government.
23. 99% of the code for this sim game was written in assembly language.
22. This NES game is a sequel to an arcade game.
21. At the end of this 2-player arcade game, you fight to see which one wins the girl.