Omodon

Omodon are indestructible Thwomp-like enemies appearing in the game Wario Land 3 from the Wario Land series. They are carried by Omodonmeka, that constantly drop and lift them. Omodon will flatten Wario, and causes him to turn into a Flat Wario. Wario can use these enemies as platforms, or use their attack to go through small gaps.