Together, these cards form an infinite loop: you sacrifice Familiar to Seer, drain your opponent, then use Samwise Gamgee's Food token to bring Familiar back, repeating the process until the opponent is out of life
Some tribes like Kraken/Leviathan/Octopus/Serpent (KLOS) have their own subset of thematic cards like Quest for Ula's Temple or Spawning Kraken, whereas a tribe like dragons has incredible payoffs like Dragon Tempest, Scourge of Valkas, Utvara Hellkite, or Wrathful Red Dragon
Luffy variants almost always maintain strong secondary demand
You can start with Part One of Arena Adventures right here.
Featuring a fan-favorite character is one way to propel a card through the charts, as indicated by the expensive Enchanted Elsa card from The First Chapter
Read More: The Best Discard Commanders 4 Mind Grind Sometimes you end up with way too much mana and nothing to spend it on