Some good candidates for the effect are cheap characters like Owl, Logical Lecturer or Lefou, Bumbler who you won't mind getting banished in a counterattack, but anything you can use to take out your opponents' characters works well with The Queen
Whether the Aura could legally enchant the creature is irrelevant as you're choosing the targets
We break open packs containing new investigator cards that breathe life and danger and opportunities into the five investigator archetypes in the core box
The rest of the deck should be left untouched and unless in very corner situations, I would not sideboard out anything else in the deck it is very tight as it is
Frostspeak Yeti is a fine 3/3 unblockable creature, but not the best for four mana
[115] Shogakukan, which frequently surveys their target groups, determined that the Pocket Monsters manga was well received