Mystery House Throwdown is the mystery house located in World 6 of Super Mario 3D World.
- Green Star 1: In Section 1, throw a baseball towards the star within ten seconds.
- Green Star 2: In Section 2, jump once and then jump again while holding the baseball and throwing it in midair to get the star over the Flipswitch within ten seconds.
- Green Star 3: In Section 3, jump on the trampoline with a baseball and throw the ball to the P Switch to get the star within ten seconds.
- Green Star 4: In Section 4, jump with a baseball and throw it to the top POW Block to have the other balls land on the Para-Biddybud and other POW Block to get the star within ten seconds.
- Green Star 5: In Section 5, throw the baseballs to the switches behind the Thwomps to get the star.
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