Yuwarr, the Last Dragon

This card can't be cast. Yuwarr, the Last Dragon is all colors.
Flying, Lifelink, Warp (If this card would leave the battlefield, instead shuffle it into owner's library. Reveal the top card of that player's library. If it is a permanent, put it onto the battlefield.)
If this card is in your hand, you may reveal it. If you do, shuffle it into your library, then draw a card.