Mary O.'s Key Course

Template:Levelbox Mary O.'s Key Course (known as Key Door Course in PAL regions) is Mary O.'s seventh official course in Super Mario Maker, released on March 16, 2016. It is set in the ghost house theme and in the Super Mario Bros. game style. This level is reworked into Coo! (Yamamura's Key Course).

Layout

The level begins with some Dry Bones and a Mystery Mushroom. The first Key is located in a group of winged Circling Boo Buddies, which Mario can open a Key Door with. Afterwards, Mario should enter a Warp Door, and take out a winged Stretch to obtain another Key. Mario must then reenter the Warp Door, hit a ? Block containing a Beanstalk, then go up it and enter a warp pipe to reach another Key Door. Afterwards, Mario must collect some Pink Coins, hit a P Switch to enter a P Door, then go through the warp pipe on the left and open another Key Door to be led directly to the Goal Pole.

Enemies

• Dry Bones
• Winged Circling Boo Buddies
• Parabones
• Stretches
• Winged Stretches
• Boos
• Koopa Troopas
• Skewers
• Munchers
• Big Dry Bones

Names in other languages

Language	Name	Meaning
Japanese	カギドアを使ったコース宿題 Kagi Doa wo Tsukatta Kosu Shukudai	"A Course That Used Key Doors" Homework