Is there another move like Amnesia?

Question

Is there another move that does the same thing as amnesia?

Answer 1

Amnesia is the only move that raises Special Defence by two stages, but there are these moves:

Calm Mind - raises Sp.Atk and Sp.Def one stage each

Cocmic Power or Stockpile or Defend Order - raises Def and Sp.Def one stage each