Forsaken Miner and Rakdos offer protection and access to opponents' spells for an advantage
Pingers and Deathtouch This is the small sub-theme I included: Frostwielder, Cunning Sparkmage, Subterranean Spirit, and Niv-Mizzet, Dracogenius
Creature - Human Knight Sam, Loyal Attendant Partner with Frodo, Adventurous Hobbit (When this creature enters, target player may put Frodo into their hand from their library, then shuffle.) At the beginning of combat on your turn, create a Food token
I could list every new card I love - like Alice, Growing Girl, who lends the Support keyword to your other characters and gains four lore when you reach ten strength, or Sisu, Divine Water Dragon, who allows you to draw a new card every time you quest - but in general all of the new cards in Rise of the Floodborn feel like a shift in power and ability
Its a turning point that helped define the modern pace of play, with enough threats to reshape the meta overnight