All those artifact lands and tokens suddenly become 3/3 tramplers, and they grow upwards to 6/6 with melee
Touch the Spirit Realm can either be a Banishing Light or Flicker of Fate
Even Level 3 provides three strong options that can help you out
For me, Accumulate Wisdom is, all by itself, a big enough reason to build around lessons, especially considering the new Avatar lessons are much more efficient than the old Strixhaven lessons, which seemed to get a one or two mana tax because of the learn mechanic letting you tutor them from your sideboard, but we've also got a couple of backup lesson payoffs too
If they are able to assemble Tron on turn 3, then it is very difficult to stop them, but even one turn late and aggressive decks tend to run right over Tron
Youll want to go wide with Marisi so that you can goad everyone