Keldeos's new Resolution Forme from B2W2. Take the event keldeo to the forest outside sangi town with cobalion, terrakion, and virizion. At the large rock a special in-game event will occur allowing keldeo to learn secret sword to then change its forme. Keldeo will remain in its Resolution Forme as long as it knows the move Secret Sword. It will revert back to its Usual Forme when the move is forgotten.