The French Office felt the list wasn't complete enough so they took it upon themselves to ban any card that cared about what the top card of the library was (Petra Sphinx, Sindbad, Vexing Arcanix, etc.)
That said, the players themselves varied wildly in age, experience, and needs
Instead of cards that fit a loose theme, you'll likely want to establish some archetypes for each color pair within your cube
Other notable cards include Cheshire Cat From the Shadows, a card that can banish other players simply by being exerted and is also Evasive, and Donald Duck Perfect Gentleman, which grants players a second card draw (while simultaneously allowing other players to draw a card)
It's hard for removal or a selfWheel of Fortune to ever be bad in a Commander deck