Best to Cheat Out 4-cost Karasu is one of the best choices to cheat out through Emporio Ivankov or Koala
1 Cut: Hellkite Tyrant This Dragon Card Only Puts A Target On Your Back The fifth initial card Id recommend cutting from the Limit Break deck is Hellkite Tyrant
As Dragons tend to be rather costly, mana ramp and cost reductions are a great means of allowing a player to cast several Dragons within a single turn
However, in the app, that is not a problem, and players can use the same card to build a hundred different decks if they want
My real conclusion about blue here might just be that you should respect Devious Cover-Up, and it might change how control decks are built, though Unmoored Ego can punish people who go too far.
Tidus- specific cards Tekuthal, Inquiry Dominus Oil-Slick foil $15 We get to double proliferates AND a way to get indestructible counters