If you have one spot to fill, Id instead advocate for Halvar
Her +1 ability to impulse draw every turn is excellent, and when you combine it with her other abilities, she becomes a true powerhouse
Of all the Through the Ages commanders about to join MTG Arena, I expect Yuriko to be one of the most impactful for Brawl given how many stock Yuriko cards are already on the client
Currently, theres only one Legends copy of any condition available on TCGplayer
Even if your opponent has plenty of blockers, instants like Fling or Tend The Pests can put you in an incredibly favorable position just from getting to the attack stage, setting up an easy Wincon
The third is a triggered ability that gives you the option to cast the card when the last time counter is removed