Krasis Engineer
Creature - Elf Octopus Wizard (R)
Creatures you control have "Adapt X - ".
Whenever a creature control adapts, for each +1/+1 counter it got, put your choice of a flying counter, a trample counter, a hexproof counter, or another +1/+1 counter on that creature.
[2/2]

Hissing Oracle
Creature — Snake Ooze (M)
When this creature enters, if it was cast, discover X, where X is this creature's power. As you discover this way, you may put a land card from among the exiled cards onto the battlefield tapped.
Splice onto creature
2/2

Experience Death
Instant (C)
Target creature gains persist until end of turn. Destroy it.
The gwyllions practice a ritual of brief death to access powers from the beyond.

Experience Life
Instant (U)
Until end of turn, target non-creature, non-planeswalker permanent becomes a 5/5 creature until end of turn. It gains hexproof and haste until end of turn. It's still its other types.
Selkies know there is a world, a life that is untouchable to them. In wisps of dreams, they can almost feel it.

Experience Share
Enchantment (R)
When ~ enters, create three green 1/1:Elf creature tokens.
If a spell or ability you control would target only one creature you control, that spell or ability targets each creature you control instead.
The elves of the Wilt Leaf learn quickly that cooperation is crucial to their survival.

Experience Share
Legendary Artifact (M)
If one or more +1/+1 counters would be put on one or more creatures you control, instead distribute those counters among all creatures you control. If the number of counters is less than the number of creatures you control, instead put a +1/+1 counter on each creature you control.

Mercadian Bauble

Artifact {c}
, , Sacrifice Mercadian Bauble: Look at target player's hand and the top two cards of their library. Put two of those cards back on top of that player's library in any order and the rest into their hand. (You can target yourself.)
For better or worse, all debts come due.

Bidbot
Artifact Creature - Construct Mercenary (U)
Draft this card face-up.
As long as this card is face-up in your draft pool, draft cards face-up. As you draft a card, each other player may reveal a card from their draft pool. You may put up to one other player's card revealed this way in your draft pool. If you do, that player puts the card you drafted and this card in their draft pool face-down.
: You gain control of this creature. Put a +1/+1 counter on it. X is equal to its power. Only opponents may activate this ability and only as a sorcery.
3/3

Idol of Ruin
Kindred Artifact - Eldrazi (R)
: Add .
: ~ becomes a 3/3 colorless Eldrazi creature until end of turn. It gets +1/+1 and Annihilator 1 as long as it is a creature.
Temples that were once dedicated to Ula still held remnants of the Merfolk god's true identity.

Nothing

Enchantment {MR}
As Nothing enters the battlefield, all permanents you control phase in. Then, exile your hand, graveyard, and all other permanents you control.
You may pay rather than pay any amount of mana.

Secluded Tavern
Land - Forest (C)
(: Add .)
Secluded Tavern enters tapped.
When Secluded Tavern enters, create a Food token. (It’s an artifact with “, , Sacrifice this artifact: You gain 3 life.”)

Gingerbread Cabin

Lost Library
Land (U)
This land enters tapped.
: Add or .

Remember Old Tales
Sorcery — Adventure
Put target card that's a sorcery or instant or has an Adventure from your graveyard on top of your library.

Rumbling Ziggurat
Land [R]
: Add .
, : Put a brick counter on Rumbling Ziggurat.
As long as Rumbling Ziggurat has three or more brick counters on it, it's a 7/7 Golem creature with trample. It's still a land.

Evincar's Stronghold
Legendary Land {M}
: Add
, : The owner of target creature card in a graveyard may put it on top of their library. If an opponent does so, you draw a card.
When the second Invasion came to Dominaria, a long-dormant seed sprouted at last.

Fear of Authority
Enchantment Creature — Nightmare (C)
When this creature enters, target opponent exiles a card from their hand. At the beginning of your next upkeep, that player puts that card in their hand.
Whether or not Valgavoth is all-powerful, the fear that his control is absolute is sufficient.
2/2

Fear of Crowds

Enchantment Creature -- Nightmare [U]
When Fear of Crowds enters, choose target creature an opponent controls. Each creature you control deals 1 damage to that target.
The misshapen mass of bodies was all too willing to make room for one more.
2/2

Fear of Sin
Enchantment Creature — Nightmare (R)
You and other permanents you control have ward .
Whenever an opponent pays a ward cost, draw a card.
As the House swallowed more cities, many congregants were promised their faith would protect them and many congregants worried that they did not deserve protection. It was all for naught.
2/2

Fear of Conformity
Enchantment Creature - Nightmare (M)
Lifelink, Vigilance
Each non-Nightmare creature loses all abilities and creature types and has base power and toughness 3/3.
[4/4]

Fear of Magic

Enchantment Creature - Nightmare {C}
Flash, Flying
When Fear of Magic enters the battlefield, counter target spell.
A rabbit was not the worst thing that could come out of that hat.
3/1

Fear of Getting Lost

Enchantment Creature - Nightmare (U)
When this creature enters, return target creature an opponent controls to its owner’s hand.
"I'm sure it's just around this corner..."
2/2