Blood Clock

At the beginning of each player's upkeep, that player returns a permanent they control to its owner's hand unless they pay 2 life.

March of the Machines

Each noncreature artifact is an artifact creature with power and toughness each equal to its mana value. (Equipment that's a creature can't equip a creature.)

Keranos, God of Storms

Indestructible
As long as your devotion to blue and red is less than seven, Keranos isn't a creature.
Reveal the first card you draw on each of your turns. Whenever you reveal a land card this way, draw a card. Whenever you reveal a nonland card this way, Keranos deals 3 damage to any target.

Dictate of Kruphix

Flash (You may cast this spell any time you could cast an instant.)
At the beginning of each player's draw step, that player draws an additional card.

Capsize

Buyback {3} (You may pay an additional {3} as you cast this spell. If you do, put this card into your hand as it resolves.)
Return target permanent to its owner's hand.

Sculpting Steel

You may have Sculpting Steel enter as a copy of any artifact on the battlefield.

Evacuation

Return all creatures to their owners' hands.

Static Orb

As long as Static Orb is untapped, players can't untap more than two permanents during their untap steps.

Propaganda

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Island

Disperse

Return target nonland permanent to its owner's hand.

Wasteland

{T}: Add {C}.
{T}, Sacrifice Wasteland: Destroy target nonbasic land.

Negate

Ebony Owl Netsuke

At the beginning of each opponent's upkeep, if that player has seven or more cards in hand, Ebony Owl Netsuke deals 4 damage to that player.

Twincast

Copy target instant or sorcery spell. You may choose new targets for the copy.

Hurkyl's Recall

Return all artifacts target player owns to their hand.

Mana Confluence

{T}, Pay 1 life: Add one mana of any color.

Temple of Epiphany

This land enters tapped.
When this land enters, scry 1. (Look at the top card of your library. You may put that card on the bottom.)
{T}: Add {U} or {R}.

Pithing Needle

As Pithing Needle enters, choose a card name.
Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Kami of the Crescent Moon

At the beginning of each player's draw step, that player draws an additional card.

Lotus Petal

{T}, Sacrifice Lotus Petal: Add one mana of any color.

Time Warp

Target player takes an extra turn after this one.

Sudden Impact

Sudden Impact deals damage to target player equal to the number of cards in that player's hand.

Counterspell

Pyroclasm

Pyroclasm deals 2 damage to each creature.

Reflecting Pool

{T}: Add one mana of any type that a land you control could produce.

Howling Mine

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.