Bennie has you covered with Leonardo, the Balance and Splinter, the Mentor partnered up
Where the wizard becomes one of the absolutely best Rise of the Floodborn amethyst cards is when hes paired with some of the sets cards built around taking cards back into your hand, allowing him to cycle around turn after turn, adding two lore to your total with each back-and-forth
Each one has a strong questing value that forces opponents to challenge or risk falling behind, and then once challenged and/or banished, their effects activate drawing you cards, forcing opponents to discard or return a character to their hand, and more
Flotsam and Jetsam have very distinct appearances, which well check out again a little later
While Swallowed by Leviathan is a three-cost card, its the kind of thing that can really irritate a rival in the late-game once Commander tax is totting up and each piece of mana becomes more important
This would represent her speed in-game and serve as a fun nod to Lightning (bolt). It may not seem very powerful, but perhaps she can be flickered or has an ability to flicker herself