You could just use this as a sac outlet that nets Treasures, but my mind goes immediately to Gravecrawler and any third combo piece you can think of
However, at the highest level, the game is great to watch and easy to follow along with
Thought Scour puts a random card into your hand, Opt lets you choose a known card or the mystery box, Sleight of Hand is the same two-card choice with an open mystery box, and Serum Visions lets you keep both or neither of the two cards you see
The new named mechanic ravenous lets you draw a card when the X in the cast spell is five or greater, which just happens to be the ideal number of counters to cast Hierophant Bio-Titan at its cheapest
They are Standard-legal, so theres a scenario where in eight months, a new interaction occurs and some price gets out of hand
Rise of the Floodborn doesnt just build on the first set of cards in terms of quantity, either