Agile principles often mirror what effective teams naturally gravitate toward, especially in fast-paced or collaborative environments. The core of Agile is about people, adaptability, and delivering value — so if you've ever been part of a team that works well together, you’ve probably applied Agile practices without realizing it.
In addition to the practices you have mentioned, I can add on a few more.
> Delivering in Increments
> Retrospectives