Kappa, Watcher of the River

Morph {u} (You may cast this card face
down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.)
When Kappa, Watcher of the River is turned face up, return target creature to its owner's hand. As long as Kappa, Watcher of the River is on the battlefield, cards with the same name as the creature returned this way cost {1} more to cast.