Cats got a ton of love in Foundations , in both reprints (like Regal Caracal, perhaps the best Cat, and even Savannah Lions) and new cards (including another Cat lord in Arahbo, the First Fang along with powerful two-drops Skyknight Squire and Helpful Hunter)
Decks that are built around large numbers of tokens usually have a specific game plan
Mike starts out with the idea of replacing cards like Crackling Drake or Niv-Mizzet, Parun in control decks
In some rare cases, you can have a token or a copy of a spell in your graveyard at the moment that an object's delirium ability counts the card types among cards in your graveyard, before that token or copy ceases to exist
It also fits into treasure focused builds, and can turn a Scrap Mastery into a fair bit of burn damage
However, theyre a one-player set and can feel like a big commitment if youre not ready