Use VCE. <var:pl:crouching>
shorthand version, for op
Basically what you do is this:
0. 0 onPlayerTouch >> Self >> VCEifValue "<var:pl:crouching>" == "1" "1 1"
1. 0 onVariavleTrue >> Player >> SetVelocity "---" "---" "---"
The best options for what you are trying to do are:
- crouching
- sitting
- jetting
- firing