Yahenni’s Expertise

All creatures get -3/-3 until end of turn.
You may cast a spell with mana value 3 or less from your hand without paying its mana cost.

Preyseizer Dragon

Flying
Devour 2 (As this enters, you may sacrifice any number of creatures. This creature enters with twice that many +1/+1 counters on it.)
Whenever Preyseizer Dragon attacks, it deals damage to any target equal to the number of +1/+1 counters on Preyseizer Dragon.

Hellkite Hatchling

Devour 1 (As this enters, you may sacrifice any number of creatures. This creature enters with that many +1/+1 counters on it.)
Hellkite Hatchling has flying and trample if it devoured a creature.

Fiery Fall

Fiery Fall deals 5 damage to target creature.
Basic landcycling (, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

O-Kagachi, Vengeful Kami

Flying, trample
Whenever O-Kagachi, Vengeful Kami deals combat damage to a player, if that player attacked you during their last turn, exile target nonland permanent that player controls.

Traverse the Outlands

Search your library for up to X basic land cards, where X is the greatest power among creatures you control. Put those cards onto the battlefield tapped, then shuffle.

The Unspeakable

Flying, trample
Whenever The Unspeakable deals combat damage to a player, you may return target Arcane card from your graveyard to your hand.

Clan Defiance

Choose one or more —
• Clan Defiance deals X damage to target creature with flying.
• Clan Defiance deals X damage to target creature without flying.
• Clan Defiance deals X damage to target player or planeswalker.

Soul of New Phyrexia

Trample
: Permanents you control gain indestructible until end of turn.
, Exile Soul of New Phyrexia from your graveyard: Permanents you control gain indestructible until end of turn.

Blasphemous Act

This spell costs less to cast for each creature on the battlefield.
Blasphemous Act deals 13 damage to each creature.

Progenitor Mimic

You may have Progenitor Mimic enter as a copy of any creature on the battlefield, except it has “At the beginning of your upkeep, if this creature isn’t a token, create a token that’s a copy of this creature.”

Gonti, Lord of Luxury

Deathtouch
When Gonti, Lord of Luxury enters, look at the top four cards of target opponent’s library, exile one of them face down, then put the rest on the bottom of that library in a random order. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell.

Multiform Wonder

When Multiform Wonder enters, you get (three energy counters).
Pay : Multiform Wonder gains your choice of flying, vigilance, or lifelink until end of turn.
Pay : Multiform Wonder gets +2/-2 or -2/+2 until end of turn.

Arcbound Ravager

Sacrifice an artifact: Put a +1/+1 counter on Arcbound Ravager.
Modular 1 (This creature enters with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Solemn Simulacrum

When this creature enters, you may search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.
When this creature dies, you may draw a card.

Combustible Gearhulk

First strike
When Combustible Gearhulk enters, target opponent may have you draw three cards. If the player doesn’t, you mill three cards, then Combustible Gearhulk deals damage to that player equal to the total mana value of those cards.

Accomplished Automaton

Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

Demon of Dark Schemes

Flying
When Demon of Dark Schemes enters, all other creatures get -2/-2 until end of turn.
Whenever another creature dies, you get (an energy counter).
, Pay : Put target creature card from a graveyard onto the battlefield under your control tapped.

Multiform Wonder

When Multiform Wonder enters, you get (three energy counters).
Pay : Multiform Wonder gains your choice of flying, vigilance, or lifelink until end of turn.
Pay : Multiform Wonder gets +2/-2 or -2/+2 until end of turn.

Gonti, Lord of Luxury

Deathtouch
When Gonti, Lord of Luxury enters, look at the top four cards of target opponent’s library, exile one of them face down, then put the rest on the bottom of that library in a random order. You may cast that card for as long as it remains exiled, and mana of any type can be spent to cast that spell.

Combustible Gearhulk

First strike
When Combustible Gearhulk enters, target opponent may have you draw three cards. If the player doesn’t, you mill three cards, then Combustible Gearhulk deals damage to that player equal to the total mana value of those cards.

Demon of Dark Schemes

Flying
When Demon of Dark Schemes enters, all other creatures get -2/-2 until end of turn.
Whenever another creature dies, you get (an energy counter).
, Pay : Put target creature card from a graveyard onto the battlefield under your control tapped.

Combustible Gearhulk

First strike
When Combustible Gearhulk enters, target opponent may have you draw three cards. If the player doesn’t, you mill three cards, then Combustible Gearhulk deals damage to that player equal to the total mana value of those cards.