Ethereal Elk

Trample
When Ethereal Elk enters the battlefield, you may search your library and/or graveyard for a card named Vivien, Nature’s Avenger, reveal it, and put it into your hand. If you search your library this way, shuffle it.

Splicer’s Skill

Create a 3/3 colorless Golem artifact creature token.
Splice onto instant or sorcery (As you cast an instant or sorcery spell, you may reveal this card from your hand and pay its splice cost. If you do, add this card’s effects to that spell.)

Twisted Reflection

Choose one —
• Target creature gets -6/-0 until end of turn.
• Switch target creature’s power and toughness until end of turn.
Entwine (Choose both if you pay the entwine cost.)

Grim Initiate

First strike
When Grim Initiate dies, amass 1. (Put a +1/+1 counter on an Army you control. If you don’t control one, create a 0/0 black Zombie Army creature token first.)

Cyclops Electromancer

When Cyclops Electromancer enters the battlefield, it deals X damage to target creature an opponent controls, where X is the number of instant and sorcery cards in your graveyard.

Hydroid Krasis

When you cast this spell, you gain half X life and draw half X cards. Round down each time.
Flying, trample
Hydroid Krasis enters the battlefield with X +1/+1 counters on it.

Hydroid Krasis

When you cast this spell, you gain half X life and draw half X cards. Round down each time.
Flying, trample
Hydroid Krasis enters the battlefield with X +1/+1 counters on it.

Hydroid Krasis

When you cast this spell, you gain half X life and draw half X cards. Round down each time.
Flying, trample
Hydroid Krasis enters the battlefield with X +1/+1 counters on it.

Scorchmark

Scorchmark deals 2 damage to target creature. If that creature would die this turn, exile it instead.

Mutual Epiphany

When you encounter Mutual Epiphany, each player draws four cards. (Then planeswalk away from this phenomenon.)

Living Lore

As Living Lore enters the battlefield, exile an instant or sorcery card from your graveyard.
Living Lore’s power and toughness are each equal to the exiled card’s converted mana cost.
Whenever Living Lore deals combat damage, you may sacrifice it. If you do, you may cast the exiled card without paying its mana cost.

Laboratory Maniac

If you would draw a card while your library has no cards in it, you win the game instead.

Creeping Tar Pit

Creeping Tar Pit enters the battlefield tapped.
: Add or .
: Creeping Tar Pit becomes a 3/2 blue and black Elemental creature until end of turn and can’t be blocked this turn. It’s still a land.

All Is Dust

Each player sacrifices all permanents they control that are one or more colors.

Artisan of Kozilek

When you cast this spell, you may return target creature card from your graveyard to the battlefield.
Annihilator 2 (Whenever this creature attacks, defending player sacrifices two permanents.)

Creeping Tar Pit

Creeping Tar Pit enters the battlefield tapped.
: Add or .
: Creeping Tar Pit becomes a 3/2 blue and black Elemental creature until end of turn and can’t be blocked this turn. It’s still a land.

Vigorspore Wurm

Undergrowth — When Vigorspore Wurm enters the battlefield, target creature gains vigilance and gets +X/+X until end of turn, where X is the number of creature cards in your graveyard.
Vigorspore Wurm can’t be blocked by more than one creature.

Runaway Steam-Kin

Whenever you cast a red spell, if Runaway Steam-Kin has fewer than three +1/+1 counters on it, put a +1/+1 counter on Runaway Steam-Kin.
Remove three +1/+1 counters from Runaway Steam-Kin: Add .

Intrusive Packbeast

Vigilance
When Intrusive Packbeast enters the battlefield, tap up to two target creatures your opponents control.

Runaway Steam-Kin

Whenever you cast a red spell, if Runaway Steam-Kin has fewer than three +1/+1 counters on it, put a +1/+1 counter on Runaway Steam-Kin.
Remove three +1/+1 counters from Runaway Steam-Kin: Add .

Runaway Steam-Kin

Whenever you cast a red spell, if Runaway Steam-Kin has fewer than three +1/+1 counters on it, put a +1/+1 counter on Runaway Steam-Kin.
Remove three +1/+1 counters from Runaway Steam-Kin: Add .

Blighted Woodland

: Add .
, , Sacrifice Blighted Woodland: Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle your library.