The Mario Franchise Name Game (crossover and cameo characters count)

[UltraMario]

Gadd Science, Incorporated

 

[SolarBlaze]

Doopliss

 

[UltraMario]

S.S. Caviar

 

[yoshidude99]

Rock Mario

 

[UltraMario]

Observatory

 

[yoshidude99]

Yoshi Egg

 

[UltraMario]

Gaddget

 

[yoshidude99]

Toad House

 

[UltraMario]

E-Bonus: Terrifying Invasion

 

[yoshidude99]

Nabbit

 

[SolarBlaze]

Tatanga

 

[Gumball Machine]

Axem Rangers

 

[SolarBlaze]

(King) Sammer

 

[Gumball Machine]

Rainbow Ride

 

[UltraMario]

E-Boss: Stop the Knightmare

 

[SolarBlaze]

Exor

 

[UltraMario]

Rabbit

 

[SolarBlaze]

Tryclyde

 

[UltraMario]

e-Coin

 

[SolarBlaze]

Noko Noko

 

[UltraMario]

Obstacle Race

 

[SolarBlaze]

Ember

 

[UltraMario]

Rabbit River

 

[SolarBlaze]

Robirdo

 

[UltraMario]

Ocarina of Time