1) Download Dolphin 5.0 Emulator 2) Download Mario Party, Mario Kart, Kirby Air Ride, your game of choice, GCN ISO files from emuparadise.me 3) Host a netplay room and post the code here to play with other anons If you're joining, you do not need to start the game. If you can't connect to a lobby, it's probably already started.
>Config -> GameCube -> Slot A/B Memory "" >Graphics: Force 4:3 Aspect Ratio >Right click game in your list-> Properties - > Disable "Speed up Disc Transfer Rate" >Turn off any widescreen hacks if you have any on (If you literally just downloaded Dolphin, don't worry about it) >Some games may require you have cheats enabled to unlock everything (Config -> General -> "Enable Cheats"). Just leaving it on won't mess anything up >LEAVE EVERYTHING ELSE ALONE
If you're new and it's your first time hosting: Pad the buffer somewhere between 15 - 30. If you need to go over 30, don't bother hosting.