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
Less valuable rares can be arranged and used to spearhead bulk packages
It may see less play than it used to but it is no weaker and no less scary
For example, to find cards that trigger when attacking, we can start with Krenko, Tin Street Kingpin and take the text for his triggered ability
My favorite equipment for it gives it haste and vigilance, like Sword of Vengeance or Haunted Cloak