Dour Port-Mage

Whenever one or more other creatures you control leave the battlefield without dying, draw a card.
{1}{U}, {T}: Return another target creature you control to its owner's hand.

Sanguine Brushstroke

When Sanguine Brushstroke enters, create a Blood token and conjure a card named Blood Artist onto the battlefield.
Whenever you sacrifice a Blood token, each opponent loses 1 life and you gain 1 life.

Oracle of the Alpha

Flying
When Oracle of the Alpha enters, conjure the Power Nine into your library, then shuffle.
Whenever Oracle of the Alpha attacks, scry 1.

Battle of Wits

At the beginning of your upkeep, if you have 200 or more cards in your library, you win the game.

Essence Flux

Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

Island

Timetwister

Each player shuffles their hand and graveyard into their library, then draws seven cards. (Then put Timetwister into its owner's graveyard.)

Planar Incision

Exile target artifact or creature, then return it to the battlefield under its owner's control with a +1/+1 counter on it.

Swamp

Unwinding Clock

Untap all artifacts you control during each other player's untap step.

Ghostly Flicker

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

Rusko, Clockmaker

When Rusko, Clockmaker enters, conjure a card named Midnight Clock onto the battlefield.
Whenever you cast a noncreature spell, put an hour counter on each permanent you control named Midnight Clock. Each opponent loses 1 life and you gain 1 life.

Midnight Clock

{T}: Add {U}.
{2}{U}: Put an hour counter on Midnight Clock.
At the beginning of each upkeep, put an hour counter on Midnight Clock.
When the twelfth hour counter is put on Midnight Clock, shuffle your hand and graveyard into your library, then draw seven cards. Exile Midnight Clock.

Splash Portal

Exile target creature you control, then return it to the battlefield under its owner's control. If that creature is a Bird, Frog, Otter, or Rat, draw a card.