Reality Fracture

Jace

Instant

As an additional cost to cast this spell, behold a Jace or pay {1}. (To behold a Jace, choose a Jace you control or reveal a Jace card from your hand.)
Counter target spell. Empower Jace 1. (Put a loyalty counter on a Jace token you control. If you don't control one, first create a blue Jace planeswalker token with "[−1]: Surveil 1" and "[−3]: Draw a card.")

Countersculpt

Reality Fracture Promos

Land — Island

({T}: Add {U}.)
As this land enters, you may behold a Jace. If you don't, this land enters tapped. (To behold a Jace, choose a Jace you control or reveal a Jace card from your hand.)
{2}{U}, {T}: Empower Jace 2.

Theorist's Sanctum

The Hobbit

Land

{T}, Pay 1 life, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. You may behold an Elf. If you do, untap that land. (To behold an Elf, choose an Elf you control or reveal an Elf card from your hand.)

Elven Passage

Marvel Super Heroes Commander

As an additional cost to cast this spell, you may behold a Hero. (You may choose a Hero you control or reveal a Hero card from your hand.)
Destroy target tapped creature. If a Hero was beheld, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Hyperion's Atomic Vision

Sorcery

As an additional cost to cast this spell, you may behold a Gamma creature. (You may choose a Gamma creature you control or reveal a Gamma creature card from your hand.)
Target creature you control deals damage equal to its power to another target creature. If this spell's additional cost was paid, destroy target noncreature artifact or noncreature enchantment.

Hulk's Thunderclap

Lorwyn Eclipsed Promos

Creature — Kithkin Knight

Flash
As an additional cost to cast this spell, behold a Kithkin and exile it. (Exile a Kithkin you control or a Kithkin card from your hand.)
Other Kithkin you control get +1/+1.
When this creature leaves the battlefield, return the exiled card to its owner's hand.

Champion of the Clachan

Creature — Merfolk Soldier

As an additional cost to cast this spell, behold a Merfolk and exile it. (Exile a Merfolk you control or a Merfolk card from your hand.)
Whenever this creature enters or becomes tapped, tap up to one target creature and put a stun counter on it.
When this creature leaves the battlefield, return the exiled card to its owner's hand.

Champions of the Shoal

Lorwyn Eclipsed

Creature — Kithkin Citizen

As an additional cost to cast this spell, behold a Kithkin or pay {2}. (To behold a Kithkin, choose a Kithkin you control or reveal a Kithkin card from your hand.)
Whenever another creature you control enters, this creature gets +1/+1 until end of turn.

Kinsbaile Aspirant

Creature — Goblin Berserker

As an additional cost to cast this spell, behold a Goblin and exile it. (Exile a Goblin you control or a Goblin card from your hand.)
Pay 1 life, Blight 2: Target opponent blights 2. Activate only as a sorcery.
When this creature leaves the battlefield, return the exiled card to its owner's hand.

Champion of the Weird

Creature — Elemental Sorcerer

As an additional cost to cast this spell, behold an Elemental and exile it. (Exile an Elemental you control or an Elemental card from your hand.)
Whenever another Elemental you control enters, it deals damage equal to its power to each opponent.
When this creature leaves the battlefield, return the exiled card to its owner's hand.

Champion of the Path

As an additional cost to cast this spell, you may choose a creature type and behold two creatures of that type.
Search your library for a creature card with mana value X or less, reveal it, put it into your hand, then shuffle. If this spell's additional cost was paid and the revealed card is the chosen type, put that card onto the battlefield instead of putting it into your hand.

Celestial Reunion

Creature — Elf Warrior

As an additional cost to cast this spell, behold an Elf and exile it. (Exile an Elf you control or an Elf card from your hand.)
Whenever you cast a creature spell, draw a card.
When this creature leaves the battlefield, return the exiled card to its owner's hand.

Champions of the Perfect

Merfolk

Silvergill Mentor

Creature — Merfolk Wizard

As an additional cost to cast this spell, behold a Merfolk or pay {2}. (To behold a Merfolk, choose a Merfolk you control or reveal a Merfolk card from your hand.)
When this creature enters, create a 1/1 white and blue Merfolk creature token.

Creature — Goblin Warlock

As an additional cost to cast this spell, behold a Goblin or pay {2}. (To behold a Goblin, choose a Goblin you control or reveal a Goblin card from your hand.)
This creature can't block.
When this creature dies, destroy target creature an opponent controls with power 2 or less.

Mudbutton Cursetosser

Copy

Kindred Sorcery — Elemental

Create a token that's a copy of target creature you control, except it has haste and "At the beginning of the end step, sacrifice this token."
Flashback—{1}{R}, Behold three Elementals. (You may cast this card from your graveyard for its flashback cost. Then exile it. To behold an Elemental, choose an Elemental you control or reveal an Elemental card from your hand.)

Kindle the Inner Flame

As an additional cost to cast this spell, behold an Elemental or pay {2}. (To behold an Elemental, choose an Elemental you control or reveal an Elemental card from your hand.)
{R}: Target creature you control gains trample until end of turn. If this is the third time this ability has resolved this turn, add {R}{R}{R}{R}.

Soulbright Seeker

Creature — Elf Advisor

As an additional cost to cast this spell, behold an Elf or pay {2}. (To behold an Elf, choose an Elf you control or reveal an Elf card from your hand.)
{T}: Add {G}{G}. Activate only if there is an Elf card in your graveyard.

Lys Alana Dignitary

Tarkir: Dragonstorm

As an additional cost to cast this spell, you may behold a Dragon. (You may choose a Dragon you control or reveal a Dragon card from your hand.)
Osseous Exhale deals 5 damage to target attacking or blocking creature. If a Dragon was beheld, you gain 2 life.

Osseous Exhale

As an additional cost to cast this spell, you may behold a Dragon. (You may choose a Dragon you control or reveal a Dragon card from your hand.)
Counter target spell unless its controller pays {2}. If a Dragon was beheld, counter that spell unless its controller pays {4} instead.

Dispelling Exhale

Tarkir: Dragonstorm Promos

Treasure

Sarkhan, Dragon Ascendant

Legendary Creature — Human Druid

When Sarkhan enters, you may behold a Dragon. If you do, create a Treasure token. (To behold a Dragon, choose a Dragon you control or reveal a Dragon card from your hand.)
Whenever a Dragon you control enters, put a +1/+1 counter on Sarkhan. Until end of turn, Sarkhan becomes a Dragon in addition to his other types and gains flying.

As an additional cost to cast this spell, behold a Dragon or pay {1}. (To behold a Dragon, choose a Dragon you control or reveal a Dragon card from your hand.)
Target creature gets -3/-3 until end of turn.

Caustic Exhale

You may cast this spell as though it had flash if you behold a Dragon as an additional cost to cast it. (To behold a Dragon, choose a Dragon you control or reveal a Dragon card from your hand.)
Molten Exhale deals 4 damage to target creature or planeswalker.

Molten Exhale

As an additional cost to cast this spell, you may behold a Dragon. (You may choose a Dragon you control or reveal a Dragon card from your hand.)
Target creature you control deals damage equal to its power to target creature or planeswalker. If a Dragon was beheld, surveil 2.