4 Icy Manipulator-1T:tap target permanent
4 Winter Orb-player's cant untap more than 1 land during their untap step
4 Disrupt-counter target spell unless its controller pays 1, Draw a card
2 Daze-You may remove a blue card in your hand from the game rather than paying its mana cost. Counter target spell unless its controller pays 1
4 Gush-You may return two islands you control to their owners hands rather than paying its mana cost. Draw two cards
3 Foil-You may discard an Island card and another card rather than pay Foil's mana cost. Counter target spell.
2 Snapback-you may remove a blue card in your hand from the game rather than pay its mana cost. Return target creature to its owner's hand
4 Frantic Search-draw 2 cards then discard 2 cards,you may untap up to 3 lands
4 Black Vise-at the beginning of chosen opponents upkeep,that player takes damage equal to the number of cards in their hand in excess of four
4 Viseling-At the beginning of each opponents upkeep,that player takes damage equal to the amount of cards in their hand minus 4
4 Frogmites-affinity for artifacts 2/2
1 Zuran Orb-pay 0: Sacrifice a land and gain 2 life

MAYBE: 4 Sapphire Medallion: Blue spells you control cost 1 less to cast
Logic Knot: Counter Target spell unless X paid. Delve, exile cards from your graveyard for reduced cost of 1
Commandeer: Remove 2 blue, gain control of target non-creature spell.
Power Sink: Counter Spell unless X. If not, that player taps all lands and empties mana pool.
Howling Mine: At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.
Propaganda: Each turn, each creature can not attack you unless its controller pays 2 for that creature.
Mana Short: Tap all lands target player controls and empty his or her mana pool.
Remand: Counter target spell, it goes into their hand instead of graveyard. Draw a Card.
Vedalken Mastermind: U, tap: Return target permanent you control to its owner's hand.
Chronatog: 0: Chronatog gets +3/+3 until end of turn. You skip your next turn. Activate this ability only once each turn.\
Stasis: Players skip their untap step
Echoing Truth: Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands.
Into the Roil:Kicker 1Blue (You may pay an additional 1Blue as you cast this spell.)
Return target nonland permanent to its owner's hand. If Into the Roil was kicked, draw a card.

Lands
2 Academy Ruins-t,add U to your mana poll. 1U t,return target artifact from your graveyard to your hand
2 Strip Mine-t,add one colorless mana to your mana poll. t,sacrifice strip mine,destroy target land.
4 Faerie Conclave - Faerie Conclave enters the battlefield tapped.t,Add Blue to your mana pool. 1U: Faerie Conclave becomes a 2/1 blue Faerie creature with flying until end of turn. It's still a land.
2 Calciform Pools