Mario Kart Double Chaos!! - Challenge - Bob-omb Madness

[@xxroyalprincexx6811]

2:30 Everyone got blasted.
5:07

[@professorbrainstorminmemef4779]

Why is EVERY course's theme Bowser's Castle?

[@xxroyalprincexx6811]

4:04

[@toasturhztoastbunz896]

Is this a VS mode mod or something? Where can I find it?