Cards like Mycosynth Lattice or Trinisphere push Karn from irritating to game-ending, and the fact that this happens without attacking explains why he ranks among good planeswalkers, arguably one of the best to ever get printed for artifact-heavy metas
But that didnt stop Colossus HammerColossus Hammer, now did it
Once played for six mana, it buffs all creatures of a chosen type with +2/+2, first strike, and trample
Its a mostly empty vessel waiting for players to pour in their Mickeys and Elsas and big Tinkerbells
This is down to there already being very good Ursulas for her to Shift onto and having the card disadvantage mitigated with her ability
Gannon dwarfs the competition by offering Azorious recursion at no extra cost no mana, or cards to discard, just the mana to cast the spell