Cross Knot

Figure 8 Knot

Underhand Knot

Airdodging

The last 8 steps were immediately clear; then it took some thinking into getting there without blocking that off.

Infiltrate

Insanity

I wonder if the level would have the same difficulty if less of the unused space was available. To me it seemed fairly obvious that at least one quarter of the board would be unused.

Bad Touch

Dotted

One of those 'invest steps early, save more later' type of tricks. Nice design!

Quicksand

Sometimes you've just got to push through the weak spot instead of making a weak spot in a wall.