One of the best perks of Nintendo Switch Online is the ability to play dozens upon dozens of classic Nintendo games on Switch. At the time of writing, there are more than 100 SNES and NES games on the Nintendo Switch Online (NSO) service ($4/month, $8/3 months, $20/year), and an additional batch of Nintendo 64 games and Sega Genesis games in the NSO Expansion Pass ($30/year), with more on the way. The service also includes helpful features like optional save states for all the games...