![Anyone know what this black stuff is on my DS cart pins? Game plays perfectly fine but kinda worried it's rust or something. : r/gamecollecting Anyone know what this black stuff is on my DS cart pins? Game plays perfectly fine but kinda worried it's rust or something. : r/gamecollecting](https://preview.redd.it/v7n8dgjpaz051.jpg?width=640&crop=smart&auto=webp&s=497aca7cf7b364613ae7652d947407377cb5266c)
Anyone know what this black stuff is on my DS cart pins? Game plays perfectly fine but kinda worried it's rust or something. : r/gamecollecting
![My Mario party DS game card will not read in any type of DS I put it in and i can't see anything wrong with it. : r/3DS My Mario party DS game card will not read in any type of DS I put it in and i can't see anything wrong with it. : r/3DS](https://preview.redd.it/vx7un0c8sr961.jpg?width=640&crop=smart&auto=webp&s=8b33e47a31305786f85716669b5599bfda9018d9)
My Mario party DS game card will not read in any type of DS I put it in and i can't see anything wrong with it. : r/3DS
![C.O.R.E. CORE Nintendo DS Lite DSi XL 3DS 2DS w/Case &Manual Excellent Condition 891563001357 | eBay C.O.R.E. CORE Nintendo DS Lite DSi XL 3DS 2DS w/Case &Manual Excellent Condition 891563001357 | eBay](https://i.ebayimg.com/images/g/ZkkAAOSwwn9keTza/s-l400.jpg)