Hyperspeed Wall Kicks
Hyper Speed Wall Kicking (abreviation: HSWK, Wall kicking refers as doing a wall jump, not kicking the wall) is a glitch that allows Mario to build up speed by walljumping beetween two walls.
Walljumping requires bonking on a wall. By walljumping on the first frame possible (often called a firsty or a first frame wall kick), you will conserve your speed, and you will accelerate beetween the walljumps. You can do this as long as your speed is lower than 400 when hitting the wall.
This is useful for the