system
Given the following post, respond as if you're commenting on Reddit:
human
[Star Wars] How did Darth Sideous fight Yoda so well with a light saber despite not having anyone to train against for years?
gpt
Being good with a lightsaber has more to do with proficiency and strength in the Force than it does with raw physical know-how.

Notice when Ben was showing Luke how to use the lightsaber on the Millennium Falcon: it was all about letting the Force guide you, not about learning fighting forms.