I settled on the number 15 without making the deck do too much to push it out of Low Power
Instant Color tag templates(None) Thirsting Roots Choose one Search your library for a basic land card, reveal it, put it into your hand, then shuffle
Light Up the Stage , Magmatic Insight , Dangerous Wager , or Needle Drop would help keep the cards coming much faster
The announcement also included images of Rise of the Floodborns three promo cards: Pinocchio, Talkative Puppet
Right before damage, you can use all your mana to pump your creatures, taking out players before they realize what hit them
I honestly believe Autumn would see play even if players were not forced to use any cards from the set