Careful Study

Cephalid Broker

{T}: Target player draws two cards, then discards two cards.

Cephalid Looter

{T}: Target player draws a card, then discards a card.

Cephalid Retainer

{U}{U}: Tap target creature without flying.

Cephalid Scout

Flying
{2}{U}, Sacrifice a land: Draw a card.

Cephalid Shrine

Whenever a player casts a spell, counter that spell unless that player pays {X}, where X is the number of cards in all graveyards with the same name as the spell.

Chamber of Manipulation

Enchant land
Enchanted land has "{T}, Discard a card: Gain control of target creature until end of turn."

Cognivore

Flying
Cognivore's power and toughness are each equal to the number of instant cards in all graveyards.

Concentrate

Cultural Exchange

Choose any number of creatures target player controls. Choose the same number of creatures another target player controls. Those players exchange control of those creatures. (This effect lasts indefinitely.)

Aven Flock

Flying (This creature can't be blocked except by creatures with flying or reach.)
{W}: This creature gets +0/+1 until end of turn.

Deluge

Dematerialize

Return target permanent to its owner's hand.
Flashback {5}{U}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Divert

Change the target of target spell with a single target unless that spell's controller pays {2}.

Dreamwinder

This creature can't attack unless defending player controls an Island.
{U}, Sacrifice an Island: Target land becomes an Island until end of turn.

Odyssey