These forums are archival. Please visit us on discord!
An explanation of whistle definitely. I only knew about it because I saw something about it elsewhere.
The only thing I can think of not covered by something already is that a "turn" is a single action (move, shoot, use ability, switch exo).Explanation of what the stats do is key, as well. That can be a bit less front and center, though.
Stats are the main thing for me.
Something about the runes.