>>17811108That's why Skarmory needs a mega evolution instead of a real evo.
As for the pre-evo, Skarmory's gen 2 counterpart, Mantine, got one in Gen 4. For an evolution method, I think it could evolve into Skarmory if leveled up with a Pokemon with Iron Thorns in the same party (referencing Skarmory's pokedex entry).