Ultimate Masters

Ice

Ice {1}{U}

Instant
Tap target permanent.
Draw a card.
Card has other part: Fire
Cathodion

Cathodion {3}

Artifact Creature - Construct
When this creature dies, add {C}{C}{C}.
Instead of creating a tool that would be damaged by heat, the Thran built one that was charged by it.
3/3
Engineered Explosives

Engineered Explosives {X}

Artifact
Sunburst
{2}, Sacrifice this artifact: Destroy each nonland permanent with mana value equal to the number of charge counters on this artifact.
Heap Doll

Heap Doll {1}

Artifact Creature - Scarecrow
Sacrifice this creature: Exile target card from a graveyard.
"I know one night it won't come back. Then I'll know it's truly done its job."
—Braenna, cobblesmith
1/1
Mana Vault

Mana Vault {1}

Artifact
This artifact doesn't untap during your untap step.
At the beginning of your upkeep, you may pay {4}. If you do, untap this artifact.
At the beginning of your draw step, if this artifact is tapped, it deals 1 damage to you.
{T}: Add {C}{C}{C}.
Myr Servitor

Myr Servitor {1}

Artifact Creature - Myr
At the beginning of your upkeep, if this creature is on the battlefield, each player returns all cards named Myr Servitor from their graveyard to the battlefield.
The Krark Clan enjoys pulling them apart just to watch them reassemble one another.
1/1
Patchwork Gnomes

Patchwork Gnomes {3}

Artifact Creature - Gnome
Discard a card: Regenerate this creature.
One wizard's trash is another wizard's roving gang of abominations.
2/1
Phyrexian Altar

Phyrexian Altar {3}

Artifact
Sacrifice a creature: Add one mana of any color.
"Unskin these impure bodies, Great Yawgmoth, that the flesh may welcome your blessings."
—Phyrexian Scriptures
Platinum Emperion

Platinum Emperion {8}

Artifact Creature - Golem
Your life total can't change.
It ignores such insignificant forces as time, entropy, and death.
8/8
Prismatic Lens

Prismatic Lens {2}

Artifact
{T}: Add {C}.
{1}, {T}: Add one mana of any color.
A capable mage can tune its focus, refracting mana through each disk in turn to cast any spell they desire.
Vessel of Endless Rest

Vessel of Endless Rest {3}

Artifact
When this artifact enters, put target card from a graveyard on the bottom of its owner's library.
{T}: Add one mana of any color.
Ancient Tomb

Ancient Tomb

Land
{T}: Add {C}{C}. This land deals 2 damage to you.
There is no glory to be gained in the kingdom of the dead.
—Vec tomb inscription
Cavern of Souls

Cavern of Souls

Land
As this land enters, choose a creature type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.
Celestial Colonnade

Celestial Colonnade

Land
This land enters tapped.
{T}: Add {W} or {U}.
{3}{W}{U}: Until end of turn, this land becomes a 4/4 white and blue Elemental creature with flying and vigilance. It's still a land.
Creeping Tar Pit

Creeping Tar Pit

Land
This land enters tapped.
{T}: Add {U} or {B}.
{1}{U}{B}: This land 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.
Dakmor Salvage

Dakmor Salvage

Land
This land enters tapped.
{T}: Add {B}.
Dredge 2
Dark Depths

Dark Depths

Legendary Snow Land
Dark Depths enters with ten ice counters on it.
{3}: Remove an ice counter from Dark Depths.
When Dark Depths has no ice counters on it, sacrifice it. If you do, create Marit Lage, a legendary 20/20 black Avatar creature token with flying and indestructible.
Desolate Lighthouse

Desolate Lighthouse

Land
{T}: Add {C}.
{1}{U}{R}, {T}: Draw a card, then discard a card.
A lonely sentinel facing gales, hurricanes, and tides of homicidal spirits.
Flagstones of Trokair

Flagstones of Trokair

Legendary Land
{T}: Add {W}.
When Flagstones of Trokair is put into a graveyard from the battlefield, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.
Dust-spiked winds eroded the stones, but the ground where they had stood still holds power.
Karakas

Karakas

Legendary Land
{T}: Add {W}.
{T}: Return target legendary creature to its owner's hand.
Lavaclaw Reaches

Lavaclaw Reaches

Land
This land enters tapped.
{T}: Add {B} or {R}.
{1}{B}{R}: Until end of turn, this land becomes a 2/2 black and red Elemental creature with "{X}: This creature gets +X/+0 until end of turn." It's still a land.
Mage-Ring Network

Mage-Ring Network

Land
{T}: Add {C}.
{1}, {T}: Put a storage counter on this land.
{T}, Remove any number of storage counters from this land: Add {C} for each storage counter removed this way.
Mistveil Plains

Mistveil Plains

Land - Plains
({T}: Add {W}.)
This land enters tapped.
{W}, {T}: Put target card from your graveyard on the bottom of your library. Activate only if you control two or more white permanents.
Phyrexian Tower

Phyrexian Tower

Legendary Land
{T}: Add {C}.
{T}, Sacrifice a creature: Add {B}{B}.
"Yawgmoth is dead, and his citadels lie empty. But there will always be some who seek power at any price."
—Karn
Raging Ravine

Raging Ravine

Land
This land enters tapped.
{T}: Add {R} or {G}.
{2}{R}{G}: Until end of turn, this land becomes a 3/3 red and green Elemental creature with "Whenever this creature attacks, put a +1/+1 counter on it." It's still a land.