Diagonal platform

The Diagonal Platforms (or Diagonal Lifts) are a type of lift that appears in Super Mario World.

Super Mario World
In Super Mario World and Super Mario World: Super Mario Advance 2, they appear in Chocolate Island 4 and in Valley of Bowser 3. They're dirt lifts with grass on top that are placed and move diagonally. They aren't slipper like the Semisolid Platforms' slopes, but Mario can slide on them.

Super Mario-kun
Diagonal Lifts appears in two occasion in the Super Mario-kun manga: in volume 3, when Mario, Luigi and Yoshi escape from an electric Spike Top, and in volume 4, where they use one to knock Kamek out.