Cavalier of Gales
{2}{U}{U}{U}
Creature -- Elemental Knight
5/5
Flying
When ~this~ enters, draw three cards, then put two cards from your hand on top of your library in any order.
When ~this~ dies, shuffle it into its owner's library, then scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)
Jace, the Mind Sculptor
{2}{U}{U}
Legendary Planeswalker -- Jace
3
[+2]: Look at the top card of target player's library. You may put that card on the bottom of that player's library.
[0]: Draw three cards, then put two cards from your hand on top of your library in any order.
[-1]: Return target creature to its owner's hand.
[-12]: Exile all cards from target player's library, then that player shuffles their hand into their library.
Riverwise Augur
{3}{U}
Creature -- Merfolk Wizard
2/2
When ~this~ enters, draw three cards, then put two cards from your hand on top of your library in any order.