The GameShuffle Mario Kart World randomizer creates random character-and-kart pairings for up to 24 players, then shuffles tracks, items, and knockout rallies. It supports vehicle-type filters (Kart, Bike, and ATV), overworld map icons for tracks, and race counts of 4, 6, 8, 12, 16, or 32. Open it, randomize, and race.
What you can do
Character & kart combos
Random character-and-vehicle pairings for up to 24 players per round.
Vehicle-type filter
Limit the pool to Karts, Bikes, or ATVs to match your house rules.
Track shuffler with overworld icons
Randomize courses, shown with Mario Kart World's overworld map icons.
Knockout rally support
Shuffle setups for knockout rally formats, not just standard races.
Item randomizer
Mix up item rules to keep every race unpredictable.
Save & share
Save your setups and share a config link with the lobby.
Frequently asked questions
Is the Mario Kart World randomizer free?
Yes. It is completely free and runs in your browser with no account required.
How many players does it support?
Up to 24 players per round, each getting a random character and kart.
Does it support knockout rallies?
Yes. The randomizer supports knockout rally formats in addition to standard races.
Can I filter by vehicle type?
Yes. You can limit combos to Karts, Bikes, or ATVs.
What race counts are available?
You can choose 4, 6, 8, 12, 16, or 32 races.
Ready to play?
Jump in — it's free and runs right in your browser.