The Lost Caverns of Ixalan

Tecutlan, the Searing Rift
Brass's Tunnel-Grinder

Tecutlan, the Searing Rift

Legendary Land - Cave
{T}: Add {R}.
Whenever you cast a permanent spell using mana produced by Tecutlan, the Searing Rift, discover X, where X is that spell's mana value.
Card has other part: Brass's Tunnel-Grinder
Dire Flail
Dire Blunderbuss

Dire Flail {R}

Artifact - Equipment
Equipped creature gets +2/+0.
Equip {1}
Craft with artifact {3}{R}{R}
Card has other part: Dire Blunderbuss
Dire Blunderbuss
Dire Flail

Dire Blunderbuss

Artifact - Equipment
(Color indicator: Dire Blunderbuss is red)
Equipped creature gets +3/+0 and has "Whenever this creature attacks, you may sacrifice an artifact other than Dire Blunderbuss. When you do, this creature deals damage equal to its power to target creature."
Equip {1}
"Thought you were out of my skull-bashin' range, didn't you?"
Card has other part: Dire Flail
Hit the Mother Lode

Hit the Mother Lode {4}{R}{R}{R}

Sorcery
Discover 10. If the discovered card's mana value is less than 10, create a number of tapped Treasure tokens equal to the difference.
Magmatic Galleon

Magmatic Galleon {3}{R}{R}

Artifact - Vehicle
When Magmatic Galleon enters the battlefield, it deals 5 damage to target creature an opponent controls.
Whenever one or more creatures your opponents control are dealt excess noncombat damage, create a Treasure token.
Crew 2
5/5
Poetic Ingenuity

Poetic Ingenuity {2}{R}

Enchantment
Whenever one or more Dinosaurs you control attack, create that many Treasure tokens.
Whenever you cast an artifact spell, create a 3/1 red Dinosaur creature token. This ability triggers only once each turn.
"You inspire me."
Bedrock Tortoise

Bedrock Tortoise {3}{G}

Creature - Turtle
As long as it's your turn, creatures you control have hexproof.
Each creature you control with toughness greater than its power assigns combat damage equal to its toughness rather than its power.
Many temples have strong foundations. Few are also wise.
0/6
Cosmium Confluence

Cosmium Confluence {4}{G}

Sorcery
Choose three. You may choose the same mode more than once.
• Search your library for a Cave card, put it onto the battlefield tapped, then shuffle.
• Put three +1/+1 counters on a Cave you control. It becomes a 0/0 Elemental creature with haste. It's still a land.
• Destroy target enchantment.
Growing Rites of Itlimoc
Itlimoc, Cradle of the Sun

Growing Rites of Itlimoc {2}{G}

Legendary Enchantment
When Growing Rites of Itlimoc enters the battlefield, look at the top four cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
At the beginning of your end step, if you control four or more creatures, transform Growing Rites of Itlimoc.
Card has other part: Itlimoc, Cradle of the Sun
Itlimoc, Cradle of the Sun
Growing Rites of Itlimoc

Itlimoc, Cradle of the Sun

Legendary Land
{T}: Add {G}.
{T}: Add {G} for each creature you control.
Though the Sun Empire and the River Heralds once came together to plant the sacred forest, its roots have been tended by the mycoids ever since.
Card has other part: Growing Rites of Itlimoc
Intrepid Paleontologist

Intrepid Paleontologist {1}{G}

Creature - Human Druid
{T}: Add one mana of any color.
{2}: Exile target card from a graveyard.
You may cast Dinosaur creature spells from among cards you own exiled with Intrepid Paleontologist. If you cast a spell this way, that creature enters the battlefield with a finality counter on it.
2/2
Jadelight Spelunker

Jadelight Spelunker {X}{G}

Creature - Merfolk Scout
When Jadelight Spelunker enters the battlefield, it explores X times.
The River Heralds found clues to a grand heritage below Ixalan's surface.
1/1
Sentinel of the Nameless City

Sentinel of the Nameless City {2}{G}

Creature - Merfolk Warrior Scout
Vigilance
Whenever Sentinel of the Nameless City enters the battlefield or attacks, create a Map token.
"Halt, traveler. Whatever you seek, you will not find it here."
3/4
The Belligerent

The Belligerent {2}{U}{R}

Legendary Artifact - Vehicle
Whenever The Belligerent attacks, create a Treasure token. Until end of turn, you may look at the top card of your library any time, and you may play lands and cast spells from the top of your library.
Crew 3
5/5
Deepfathom Echo

Deepfathom Echo {2}{G}{U}

Creature - Merfolk Spirit
At the beginning of combat on your turn, Deepfathom Echo explores. Then you may have it become a copy of another creature you control until end of turn.
4/4
Squirming Emergence

Squirming Emergence {1}{B}{G}

Sorcery
Fathomless descent — Return to the battlefield target nonland permanent card in your graveyard with mana value less than or equal to the number of permanent cards in your graveyard.
Due to archaic Brazen Coalition guidelines regarding hats, a few mycoids are now technically pirate captains.
Matzalantli, the Great Door
The Core

Matzalantli, the Great Door {3}

Legendary Artifact
{T}: Draw a card, then discard a card.
{4}, {T}: Transform Matzalantli, the Great Door. Activate only if there are four or more permanent types among cards in your graveyard.
Card has other part: The Core
The Core
Matzalantli, the Great Door

The Core

Legendary Land
Fathomless descent{T}: Add X mana of any one color, where X is the number of permanent cards in your graveyard.
Centuries ago, under siege from the Mycotyrant, the Oltec sealed the Core off from the world… until Huatli's party arrived.
Card has other part: Matzalantli, the Great Door
The Millennium Calendar

The Millennium Calendar {1}

Legendary Artifact
Whenever you untap one or more permanents during your untap step, put that many time counters on The Millennium Calendar.
{2}, {T}: Double the number of time counters on The Millennium Calendar.
When there are 1,000 or more time counters on The Millennium Calendar, sacrifice it and each opponent loses 1,000 life.
Tarrian's Soulcleaver

Tarrian's Soulcleaver {1}

Legendary Artifact - Equipment
Equipped creature has vigilance.
Whenever another artifact or creature is put into a graveyard from the battlefield, put a +1/+1 counter on equipped creature.
Equip {2}
Tarrian's holy weapon still holds a fragment of his dark power... and his hunger.
Threefold Thunderhulk

Threefold Thunderhulk {7}

Artifact Creature - Gnome
Threefold Thunderhulk enters the battlefield with three +1/+1 counters on it.
Whenever Threefold Thunderhulk enters the battlefield or attacks, create a number of 1/1 colorless Gnome artifact creature tokens equal to its power.
{2}, Sacrifice another artifact: Put a +1/+1 counter on Threefold Thunderhulk.
0/0
Treasure Map
Treasure Cove

Treasure Map {2}

Artifact
{1}, {T}: Scry 1. Put a landmark counter on Treasure Map. Then if there are three or more landmark counters on it, remove those counters, transform Treasure Map, and create three Treasure tokens.
Card has other part: Treasure Cove
Treasure Cove
Treasure Map

Treasure Cove

Land
{T}: Add {C}.
{T}, Sacrifice a Treasure: Draw a card.
Card has other part: Treasure Map
Sunken Citadel

Sunken Citadel

Land - Cave
Sunken Citadel enters the battlefield tapped. As it enters, choose a color.
{T}: Add one mana of the chosen color.
{T}: Add two mana of the chosen color. Spend this mana only to activate abilities of land sources.
Plains

Plains

Basic Land - Plains
({T}: Add {W}.)
Related card: Norn's Fetchling