Stratus Dancer loses a lot of power if its the only morph anyone plays, but you can wreck people with a hidden on-board counter that cant be countered back without serious work
Its also a decent scaling tool for killing planeswalkers
Glin, Dwarf Emissary If you build your deck right, Glin, Dwarf Emissary will likely be able to goad at least one creature per turn
Thought vessel always was and probably will be a staple
Once youve built enough ink, Amber characters such as the Seven Dwarfs step in, giving you strong Lore generation while holding the front line
When you consider the recent track record of Teferi cards (and Planeswalkers in general), you can understand why the reaction to M21 being promoted as Core Set: Teferi was one of concern