Question: what are all the mario power ups?
Answer: Mega Mushroom. Become gigantic and crush the opposition! ... 
Double Cherry. This tasty treat makes an exact copy of Mario, movements and all. ... 
Fire Flower. Pick up a Fire Flower and unleash an inferno on your enemies! ... 
Super Leaf. ... 
Super Bell. ... 
Boomerang Flower. ... 
Cannon Box.