MTG Mono Blue Control Deck by CunicoliGoblin

When this creature enters, mill three cards. You may put a noncreature, nonland card from among the cards milled this way into your hand. If you don't, put a +1/+1 counter on this creature. (To mill a card, put the top card of your library into your graveyard.)

This spell costs {1} less to cast for each instant and sorcery card in your graveyard. Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)

Return target creature or Vehicle to its owner's hand.

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

Target creature you control gets +1/+1 and gains hexproof until end of turn. Untap it. (It can't be the target of spells or abilities your opponents control.)

Return target creature to its owner's hand.

Draw a card. Investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")

Counter target creature spell.

Look at the top three cards of your library. Put one of those cards into your hand, one into your graveyard, and one on the bottom of your library.

Draw two cards.

Counter target spell. Draw a card, then discard a card.

Look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library.

({T}: Add {U}.)