With planning, a careful reading of the rules, and a focus on strong underlying games, these promotional rounds can add variety, structure, and value to your regular sessions
2 Karumonix, The Rat King Toxic Rats While Karumonix, the Rat King, is a solid commander in its own right, it's much better used in the 99 since other commanders can make Rats quickly that Karumonix can back up
Having Inititaitve can lead to additional payoffs via support cards like Imoen, Mystic Trickster and Safana, Alimport Cutthroat
Generally, the way tribal decks work (with a few exceptions I'll mention later) is that they want to play a lot of creatures and then cards that make those creatures' types matter
In the case of Gambit versus Berserker, the deck generally has enough other things to do on turn two, and the Gambit is just generically more powerful after turn twoespecially in the late game