Activate only once each turn
The four Star Trek Commander decks carry the following names and color identities: Federation Fleet - Jeskai (Blue, White, Red) Landing Party - Bant (Green, White, Blue) Klingon Fury - Mardu (Red, White, Black) We Are The Borg - Esper (White, Blue, Black) We can make a fairly simple assumption based on the box art which character is going to be the lead Commander for each deck, but it's notable that each box only features one character, when often those who are featured also represent the backup Commander for each precon
So if you dont feel like trying to open pack after pack, you might be better off saving up for your favorite shiny Pokmon
You're going to want to cast Heroes every chance you get, ideally while Captain America, Team Leader, is on the battlefield