Ivory Tower

At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4.

Jace, the Mind Sculptor

+2: Look at the top card of target player’s library. You may put that card on the bottom of that player’s library.
0: Draw three cards, then put two cards from your hand on top of your library in any order.
−1: Return target creature to its owner’s hand.
−12: Exile all cards from target player’s library, then that player shuffles their hand into their library.

Deicide

Exile target enchantment. If the exiled card is a God card, search its controller’s graveyard, hand, and library for any number of cards with the same name as that card and exile them, then that player shuffles their library.

Treasured Find

Return target card from your graveyard to your hand. Exile Treasured Find.

Xenagos, God of Revels

Indestructible
As long as your devotion to red and green is less than seven, Xenagos isn’t a creature.
At the beginning of combat on your turn, another target creature you control gains haste and gets +X/+X until end of turn, where X is that creature’s power.

Mayael the Anima

, : Look at the top five cards of your library. You may put a creature card with power 5 or greater from among them onto the battlefield. Put the rest on the bottom of your library in any order.

Spellbreaker Behemoth

This spell can’t be countered.
Creature spells you control with power 5 or greater can’t be countered.

Mayael the Anima

, : Look at the top five cards of your library. You may put a creature card with power 5 or greater from among them onto the battlefield. Put the rest on the bottom of your library in any order.

Thassa, God of the Sea

Indestructible
As long as your devotion to blue is less than five, Thassa isn’t a creature. (Each in the mana costs of permanents you control counts toward your devotion to blue.)
At the beginning of your upkeep, scry 1.
: Target creature you control can’t be blocked this turn.

Arena Athlete

Heroic — Whenever you cast a spell that targets Arena Athlete, target creature an opponent controls can’t block this turn.

Xenagos, the Reveler

+1: Add X mana in any combination of and/or , where X is the number of creatures you control.
0: Create a 2/2 red and green Satyr creature token with haste.
−6: Exile the top seven cards of your library. You may put any number of creature and/or land cards from among them onto the battlefield.

Jace, the Mind Sculptor

+2: Look at the top card of target player’s library. You may put that card on the bottom of that player’s library.
0: Draw three cards, then put two cards from your hand on top of your library in any order.
−1: Return target creature to its owner’s hand.
−12: Exile all cards from target player’s library, then that player shuffles their hand into their library.

Pact of Negation

Counter target spell.
At the beginning of your next upkeep, pay . If you don’t, you lose the game.

Melek, Izzet Paragon

Play with the top card of your library revealed.
You may cast instant and sorcery spells from the top of your library.
Whenever you cast an instant or sorcery spell from your library, copy it. You may choose new targets for the copy.

Butcher of Malakir

Flying
Whenever Butcher of Malakir or another creature you control dies, each opponent sacrifices a creature.

Daring Skyjek

Battalion — Whenever Daring Skyjek and at least two other creatures attack, Daring Skyjek gains flying until end of turn.

Cleric

, , Sacrifice this creature: Return a card named Deathpact Angel from your graveyard to the battlefield.

Deathpact Angel

Flying
When Deathpact Angel dies, create a 1/1 white and black Cleric creature token. It has “, , Sacrifice this creature: Return a card named Deathpact Angel from your graveyard to the battlefield.”

Ajani Vengeant

+1: Target permanent doesn’t untap during its controller’s next untap step.
−2: Ajani Vengeant deals 3 damage to any target and you gain 3 life.
−7: Destroy all lands target player controls.