Information EditKeldeo is a Mythical Water/Fighting dual type Pokemon included in Generation V. It is the youngest member of the Swords of Justice. Although it is hard to catch it is suggested to have 1x Quick or 1x Dusk Ball.
You will need HM03 Surf (obtained instantly after entering in Port Decca). Go to Lagoona Lake and Surf to the other side of the lake. There you will see a cave. After entering in it you will be in a garden. Walk right and you will soon see a rock. Front the rock will stay the other three swords. When you get near to them they will run away and roam to the wild. When you obtain them come back to the garden and Keldeo will stay there ready for battle.
Keldeo does not evolve.