Energy Field

Prevent all damage that would be dealt to you by sources you don't control.
When a card is put into your graveyard from anywhere, sacrifice Energy Field.

Scry 1. (Look at the top card of your library. You may put that card on the bottom.)
Draw a card.

Leap

Target creature gains flying until end of turn.
Draw a card.

Island

Infiltrate

Target creature can't be blocked this turn.

Ertai, Wizard Adept

Arcanis the Omnipotent

{T}: Draw three cards.
{2}{U}{U}: Return Arcanis to its owner's hand.

Riptide Entrancer

Whenever Riptide Entrancer deals combat damage to a player, you may sacrifice it. If you do, gain control of target creature that player controls. (This effect lasts indefinitely.)
Morph {U}{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.)

Riptide Director

{2}{U}{U}, {T}: Draw a card for each Wizard you control.

Voidmage Prodigy

{U}{U}, Sacrifice a Wizard: Counter target spell.
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.)

Counterspell

Distorting Wake

Return X target nonland permanents to their owners' hands.

Crafty Pathmage

{T}: Target creature with power 2 or less can't be blocked this turn.

Cephalid Constable

Whenever Cephalid Constable deals combat damage to a player, return up to that many target permanents that player controls to their owner's hand.

Crystal Rod

Whenever a player casts a blue spell, you may pay {1}. If you do, you gain 1 life.