Now let's turn to card answers
Since we dont want battlefield sweepers taking out our somewhat expensive commanders, creature control will have to come via targeted removal or triggers from Grave Pact or Dictate of Erebos
Baymaxs ability, The Treatment Is Working, allows him multiple other avenues to gain extra lore for his controlling player when Baymax heals his allies, which is done by just playing Baymax initially and whenever Baymax quests
Void, meanwhile, is a Kicker-esque mechanic that adds extra effect if something happened the turn its card was played
So its good to see them letting younger kids actually get a chance to get the cards
Because Umbreon is a fan-favorite with a large collector base, the PSA 10 version of this card commands extremely high prices and ranks among the most expensive Pokemon cards ever sold during the modern collecting boom