Amazon.com: R4 2022 HK SDHC Dual Core Update Adapter Card with 16GB TF SD Card for DS DSI 2DS 3DS NDS, No Game Timebomb, White : Video Games
Is using an R4 card for my Nintendo DSi, safe? Also, are the games installed on the cartridge, legit? Legit as in, will the games work the same as their physical cartridge