Mark Rosewater digs into these categories in detail in his article "The Midas Touch." "Chinese Menu" Designs These cards take an effect that would be appropriate for Color A and one that would be appropriate for Color B and crudely glue them together onto one card
Given that the Wizard tokens are 0/1s, giving them +1/+0 is a big deal, potentially even giving you a combat phase that you wouldnt have otherwise had
Grouped together, they create a page that feels modern, unique, and super fun to flip through
It feels like such a refreshing experience coming after Prismatic (and even Surging Sparks)
Bargaining is almost necessary with Beseech the Mirror, because without it this is just a harder-to-cast Diabolic Tutor, which youll note is absent here
Noctowl The second most important card to the Tera strategy is Noctowl