He is mainly the same in CS2 and CSE except for a few minor things. Curse combos are the same, bnb changed a bit with the addition of 2C > 6D.
If you picking him up, movement should take priority.
Hit confirming bug hits are easy as long as you know how to negative edge the proper bugs. All of that is learned from practicing in training mode. Once you get the confirm, you just go into the D bug and loop them.