Titanic Intervention
Instant
Target creature you control gets hexproof and indestructible until end of turn. If that creature has power 5 or greater, each other creature you control also gets hexproof and indestructible until end of turn.

The Shattering of Alara
Enchantment — Saga
I - Exile all other nonland permanents.
II - Each player chooses two colors that are allies. As long as The Shattering of Alara remains on the battlefield, that player can't cast spells that are either of the colors they chose.
III - Each player returns to the battlefield all permanent cards exiled with The Shattering of Alara that they own and that are neither of the colors they chose.
IV - You add two mana of each of the colors you didn't choose.

Maelstrom Borderpost
Artifact
You may return an untapped land you control to its owner's hand rather than pay this spell's mana cost.
When ~ enters the battlefield, if mana of three or more different colors was spent to cast it, draw a card.
: Add one mana of any color.

Bant Tourney Field
Land
Bant Tourney Field enters the battlefield tapped.
: Add .
, : Add or .
, : The next time a creature you control attacks or blocks alone this turn, draw a card.

Next is Zendikar.

Overwhelming Current
Instant
Counter target spell. If this spell was cast for its awaken cost, X is equal to that spell's mana value.
Awaken X —
"The sea is the cradle and grave of all things. The moments we have before we return to it are a privilege easily revoked." —Noyan Dar, Tazeem roilmage

Bloodprice Mercenary
Creature - Vampire Rogue (U)
As an additional cost to cast this spell, pay 3 life.
Flash
When Bloodprice Mercenary enters the battlefield, destroy target creature you don't control that was dealt damage this turn.
The dark stranger in the tavern might be a good addition to an expedition party. . .
3/3
//MDFC//
Bloodprice Protector
Creature - Vampire Cleric (U)
As an additional cost to cast this spell, pay 3 life.
Flash
When Bloodprice Protector enters the battlefield, another target creature you control gains indestructible until end of turn.
. . .but they might not be in it for the treasure.
3/3

Worldscar
Sorcery (R)
~ deals 2 damage to any target.
Landfall - When a land enters the battlefield under your control, exile ~ if it is in your graveyard. If you do, return it to the top of your library at the beginning of your next upkeep.
In order for Zendikar to fully recover, the Roil purges any Eldrazi that linger--even the young scions.

Path of Nissa
Enchantment
At the beginning of each player's combat, that player mills three cards. They may put a land card milled this way onto the battlefield. If they do, they put three +1/+1 counters on that land and it becomes a 0/0 green Elemental creature in addition to its other types. It gains haste until end of turn.
[< Enchantment ]

Path of Nahiri
Enchantment
Flash
If a player would put a land onto the battlefield and they didn't play that land, they exile it instead.
Players can't play more than one land each turn.
Each player may play land cards exiled with Path of Nahiri. (Not just ones they own.)
[< Enchantment ]

Grim Reunion
Sorcery
Destroy target creature or planeswalker, then search its owner's hand, library, and graveyard for each card with its name and exile them. That player then shuffles.
Sorin looked at the shambling shell that had been Nahiri, the vindication on his face giving way to pity as he realizes what had became of her.

"You didn't deserve this," he acknowledges as he prepares his spell. "But neither do your people."

Writhing Remnant
Creature - Eldrazi Drone (U)
When you cast Writhing Remnant, put a stun counter on target creature you don't control. If at least was spent to cast this, exile that creature instead.
Cut off from the titans' influence, the stragglers lash out at any semblance of reality.
3/1

Crumbling Cliffshrine
Land
Crumbling Cliffshrine enters the battlefield tapped.
: Add or .
Cycling
When you cycle this card, create a 1/1 white Kor Warrior creature token.
"These monuments have no more use. But the meaning behind them does." — Akiri

Next is Innistrad.

Devout Bishop
Creature - Human Cleric
When ~ enters the battlefield, you gain 4 life.
When ~ dies, you may pay 4 life. If you do return it to the battlefield transformed.
"No matter what horrors we may face, believe in the might of our savior!"
[2/2]
-/TDFC/-
Defeated Host (Black)
Creature - Horror
Lifelink
"I begged your 'savior' for help, and they did not heed my call. But she did."
[4/4]

Altar-Torn Lover
Creature — Spirit
Flying
Whenever Altar-Torn Lover attacks, each player mills three cards.
Disturb
"Where are you?"
2/1

Curse of Obsessive Loss
Enchantment — Aura
Enchant player
At the beginning of enchanted player's upkeep, they exile a card from their graveyard. If they do, they can't cast spells from their hand this turn.
Discard a card: Copy a card exiled with Curse of Obsessive Loss this turn. You may cast the copy. Only enchanted player may activate this ability.
"Where! Are! You!"

Magnanimous Patron
Creature - Human Noble (R)
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
At the end of your turn, if you control another creature with a +1/+1 counter, you may transform Magnanimous Patron.
4/2
//TDFC//
Insidious Keeper
Creature - Human Horror (R)
Sacrifice another creature you control with a +1/+1 counter on it: Put two +1/+1 counters on Insidious Keeper. It gains indestructible until end of turn. At the beginning of the next upkeep, transform Insidious Keeper.
4/4

Release from the Mundane
Sorcery
Discard a card. If you do, exile the top two cards of your library. Otherwise exile target instant or sorcery card in your graveyard. You may play cards exiled this until the end of your next turn.
"Some see it as madness. Others see it as a miracle. I see it as both."

Sigardan Wolfir
Creature — Wolf Soldier
Whenever another creature you control trains, that creature gains indestructible until end of turn.
That sound is not the rustle of angel wings but leaves as the wolfir runs past, but the safety is the same.
3/2

Dawnhart Mentor
Creature - Human Soldier (U)
Ward
At the beginning of combat on your turn, you may move a +1/+1 counter from ~ onto another target creature you control.
Training
"The woman who was teaching me how to fight these horrors died when there was nothing else she could do. I'm sure I'll meet the same fate myself, but if I can pass what I learn onto others, maybe it will be worth it."
[2/2]

Cathars' Legacy
Artifact — Equipment
Equipped creature gets +2/+0.
Whenever equipped creature dies, exile it.
Equip
Disturb
Even when the bells are still and the candles unlit, the faith of the cathars will remain.

Awakened Avenger
Creature — Spirit Soldier
Awakened Avenger gets +1/+1 for each card you own that was exiled with permanents named Awakened Avenger.
If a card exiled with permanents named has flying, has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance.
0/0

Empty Plot
Land (U)
Whenever a creature you control dies, you may exile it. If you do, transform Empty Plot.
Grafdiggers always have plots prepared, because there's always a need.
//TDFC//
Fresh Grave
Land
: Add .
Where the interred will hopefully stay.

Next is Theros.