Karts
Piranha Prowler: Get a gold trophy on the 50cc Special Cup.
Honeycoupe: Get a gold trophy on the 150cc Lightning Cup.
Aero Glider: Get at least a ★ ranking in the Shell, Banana, leaf, and Lightning Cup.
Bikes
Shooting Star: Get a gold trophy on the 100cc Star Cup
Phantom: Get a gold in the MIRRORcc Special Cup.
Spear: Beat 12 staff ghosts by at least 7 seconds in time trials.