Urtet is the best myr commander, as its the only one that actually interacts with a deck full of myr creatures
If instead the format is all tokens, Siege Rhino, and Monastery Mentor, Soulflayer looks much worse
Yuma Yuma came to Thunder Junction looking for a new start
It doesn't copy whether that permanent is tapped or untapped, whether it has any counters on it or Auras attached to it, or any non-copy effects that have changed its power, toughness, types, color, and so on
On starting the game for the first time, you'll be given a guided tour of the pack opening experience, plied with in-game resources for opening more, and then sent on your way through a twisting nebula of objectives, incentives and rewards
Rapunzel, Letting Down Her Hair and Scar, Fiery Usurper, and Aladdin, Heroic Outlaw are the deck's only real brawlers, so its important to maintain your presence on the board and try to control it as early as possible.