It is clear that SanDisk is going after the MX100 in pricing. The prices are within $10 of each other and due to normal price fluctuations the two will likely switch places on a regular basis. Doesn't mean the card isn't faulty (as all electronic products faulty stuff can produce heat) It's not unheard of that sandisk comes out of factory faulty (a quick look at sandisk forum is quite self-evident that it can) Although this seemed equally possible for either switch or card is faulty. According to the official Japanese support site 1 2 the Switch supports Card Types of microSD, microSDHC and microSDXC. These denote the different File Systems used by the different card types and specifies their potential maximum storage capacity as per the table below. 3. Card Type. File System. Capacity. (micro)SD. FAT 12, FAT 16. up to 2 GB. The world is certainly moving towards a more digital future for games, but why are some of us hesitant to embrace it?Twitter: https://twitter.com/JohnnyZacca Buy SanDisk 256GB Extreme UHS-I microSDXC Memory Card with SD Adapter featuring 256GB Storage Capacity, A2 / UHS-I / V30 / U3 / Class 10, Max Read Speed: 190 MB/s, Max Write Speed: 130 MB/s, Min Write Speed: 30 MB/s, Records Full HD, 3D, and 4K Video, Water / Shock / X-Ray Proof, Can Withstand Extreme Temperatures, Built-In Write-Protect Switch on Adapter, Downloadable RescuePRO Recovery Software. i got a 256 GB EVO plus on prime day and people told me it was overkill the evo plus was $85 , went down to $84 yesterday i saw microcenter store brand (rebranded kingston) 256GB micro SD for $59 ,they also have 128gb for $29 Incredible speeds in a microSD card officially licensed for the Nintendo Switch and Nintendo Switch Lite systems ; Spend less time waiting and more time playing with read speeds up to 100MB/s(1) and write speeds up to 90MB/s(1). Instantly add up to 256GB (1GB=1,000,000,000 bytes. Actual user storage less.) SanDisk MicroSDXC Memory Card for Nintendo Switch 512GB - $46.99 from Amazon (was $130) SanDisk MicroSDXC Memory Card for Nintendo Switch 1TB - $104.99 at Amazon US (Was $149.99) That's all the Buy SanDisk 128GB Extreme UHS-I microSDXC Memory Card with SD Adapter featuring 128GB Storage Capacity, A2 / UHS-I / V30 / U3 / Class 10, Max Read Speed: 190 MB/s, Max Write Speed: 90 MB/s, Min Write Speed: 30 MB/s, Records Full HD, 3D, and 4K Video, Water / Shock / X-Ray Proof, Can Withstand Extreme Temperatures, Built-In Write-Protect Switch on Adapter, Downloadable RescuePRO Recovery Software. Known for its reliable performance, SanDisk’s Ultra SDHC provides ample space for high-resolution photos and HD videos. It boasts high-ssandiser, ensuring a seamless user experience. The Ultra SDHC comes with a built-in write-protect switch to prevent accidental data loss. Rbp7r.