The 2021 version of this compilation often utilizes advanced hardware like the for superior reliability and near-perfect system compatibility.

: Modern multicarts or ROM sets typically load individual games in 4–8 seconds.

: Sets updated in 2021 often feature recent fan patches like Super Mario Bros. 3: Mario, the quick-change artist! (released July 2021) and the 35th Anniversary Edition of Super Mario Bros..

To run a collection of this size, users typically choose between digital emulation or physical flash cartridges:

: Many 2021 versions include built-in save functionality (often four save slots per game), allowing you to resume progress even in titles that originally lacked a battery-backed save feature.