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Clairvoyance
{U}
Instant
Look at target player's hand.
Draw a card at the beginning of the next turn's upkeep.

Gitaxian Probe
{U/P}
Sorcery
({u/p} can be paid with either {U} or 2 life.)
Look at target player's hand.
Draw a card.

Ingenious Thief
{1}{U}
Creature -- Human Rogue
1/1
Flying
When ~this~ enters, look at target player's hand.

Peek
{U}
Instant
Look at target player's hand.
Draw a card.

Spy Network
{U}
Instant
Look at target player's hand, the top card of that player's library, and any face-down creatures they control. Look at the top four cards of your library, then put them back in any order.

Vendilion Clique
{1}{U}{U}
Legendary Creature -- Faerie Wizard
3/1
Flash
Flying
When ~this~ enters, look at target player's hand. You may choose a nonland card from it. If you do, that player reveals the chosen card, puts it on the bottom of their library, then draws a card.