Wild Pikachu

Ratcycling {w} ({w}, Discard this card: Search your
library for a Rat card, reveal it, and put it into your
hand. Then shuffle your library.)
Dash {r}{w} (You may cast this spell for its dash cost.
If you do, it gains haste, and it's returned from the
battlefield to its owner's hand at the beginning of the
next end step.)