Muda Galaxy

Ocean To Poison Sea
Star 1 Mario must get to the power star over the poisoned ocean.

Silver Stars Of The Goo
Secret Star 1 Mario must find the secret power star by going to the end where the pull stars are with a launch star to the secret galaxy to the narrowest paths to get 5 silver stars to make the power star appear.

Palace Of Toxic Goop
Star 2 Mario must get through the palace to the power star.

Invisible Platform Under The Palace
Secret Star 2 Mario must land on the invisible platform under the palace to the secret star.

The Marine Pop
Star 3 Mario must get in the submarine to get to the power star to the end.

Wrong Way To Go
Secret Star 3 Mario must find a way to the secret star by the left with a whole of blocks blast threw and get in to get to the power star.

The Dragon Of The Sea Dragonzamasu
Star 4 Mario must defeat the mighty dino-seahorse Dragonzamasu and don't get hit by Tamao.

Challenge Of The Deep
Secret Star 4 Mario must find a pipe inside that crate on the surface to the challenge, talk to The Chimp to take the submarine challenge to earn points, you have to shoot as much enemies as fast as you can to earn 50,000 points that you need in the game, The Chimp will reward you with a power star. (New Game) 
 * Gunion - 100 points.
 * Yurarin - 250 points.
 * Honen - 500 points.
 * Yurarin Boo - 1,000 points.
 * Torion - 3,000 points. (If you shoot all 3 Torion)

Speed Run Over Poisoned Sea
Speedy Comet (Red) Mario must beat "Ocean To Poison Sea" in under 2 minutes.

Dragonzamasu Daredevil Run
Daredevil Comet (White) Mario must defeat Dragonzamasu with 1 point of health.

Shadow Mario Race Threw The Poisoned Palace
Shadow Comet (Blue) Mario must beat Shadow Mario to that power star threw the poisoned palace.

Fast-Foes On Poisoned Ocean
Fast-Foe Comet (Yellow) Mario must get threw the fast-foe enemies to that power star.

Purple Coins On Muda Galaxy
Purple Comet (Purple) Mario must collect 100 purple coins.

The Combo Of Mekabon
Combo Comet (Pink) Mario must defeat 100 Mekabon in under 4 minutes.

Flash Of The Toxic Sea
Flash Comet (Orange) Mario must find the power star in Muda Galaxy threw the dark wait for the flash.

Green Star

 * Green Star 1
 * Green Star 2
 * Green Star 3
 * Green Star 4
 * Green Star 5
 * Green Star 6
 * Green Star 7
 * Green Star 8
 * Green Star 9
 * Green Star 10
 * Green Star 11
 * Green Star 12
 * Green Star 13
 * Green Star 14
 * Green Star 15