General rules
All races must be done on a New Super Mario Bros. Wii disc, using the eshop version, any emulator or any usb loader isn't allowed. If caught, DQed from the race.
Timing starts on first input (pressing right to move to 1-1 on the world map or pressing A to view the world map) and ends on the first frame of "8000" when pressing the switch in Bowser's Castle.
All finished races must be able to see the credits (i.e. not dying in lava after pressing the switch in 8-C)
No modifications to the game, such as Gecko codes are allowed. If caught, DQed from the race.
No use of multiplayer are allowed, If caught, DQed from the race.
Streaming the race isn't required but can be at the race creator's discretion.
If you're streaming the race, make sure to have the past broadcasts stored on your Twitch account.
Category rules
Any%: Beat the game, no restrictions.
Warpless (aka Cannonless on speedrun.com): Beat the game without using warp cannons.
Any% No W5: Beat the game without entering world 5.
You can also create custom goals races (such as W1 Any% for example), however they'll not be recorded. For now only Any%, no W5, and Cannonless are recorded.
Useful links
NSMBW Leaderboard: https://www.speedrun.com/nsmbw
Discord: https://discord.gg/XfGPJmp