Ruinous Ultimatum

Destroy all nonland permanents your opponents control.

Canopy Vista

({T}: Add {G} or {W}.)
This land enters tapped unless you control two or more basic lands.

Swamp

The Necrobloom

Landfall — Whenever a land you control enters, create a 0/1 green Plant creature token. If you control seven or more lands with different names, create a 2/2 black Zombie creature token instead.
Land cards in your graveyard have dredge 2. (You may return a land card from your graveyard to your hand and mill two cards instead of drawing a card.)

Negate

Arcane Sanctum

This land enters tapped.
{T}: Add {W}, {U}, or {B}.

The Wandering Minstrel

Lands you control enter untapped.
The Minstrel's Ballad — At the beginning of combat on your turn, if you control five or more Towns, create a 2/2 Elemental creature token that's all colors.
{3}{W}{U}{B}{R}{G}: Other creatures you control get +X/+X until end of turn, where X is the number of Towns you control.

Sabotender

Reach
Landfall — Whenever a land you control enters, this creature deals 1 damage to each opponent.

Chromatic Lantern

Lands you control have "{T}: Add one mana of any color."
{T}: Add one mana of any color.

Aesi, Tyrant of Gyre Strait

You may play an additional land on each of your turns.
Landfall — Whenever a land you control enters, you may draw a card.

PuPu UFO

Flying
{T}: You may put a land card from your hand onto the battlefield.
{3}: Until end of turn, this creature's base power becomes equal to the number of Towns you control.

Sharlayan, Nation of Scholars

This land enters tapped.
{T}: Add {W} or {U}.

Tatyova, Benthic Druid

Landfall — Whenever a land you control enters, you gain 1 life and draw a card.

Treno, Dark City

This land enters tapped.
{T}: Add {U} or {B}.

Forest

Island

Dryad of the Ilysian Grove

You may play an additional land on each of your turns.
Lands you control are every basic land type in addition to their other types.

Seaside Citadel

This land enters tapped.
{T}: Add {G}, {W}, or {U}.

Baron, Airship Kingdom

This land enters tapped.
{T}: Add {U} or {R}.

Omnath, Locus of Rage

Landfall — Whenever a land you control enters, create a 5/5 red and green Elemental creature token.
Whenever Omnath or another Elemental you control dies, Omnath deals 3 damage to any target.

Rydia, Summoner of Mist

Landfall — Whenever a land you control enters, you may discard a card. If you do, draw a card.
Summon — {X}, {T}: Return target Saga card with mana value X from your graveyard to the battlefield with a finality counter on it. It gains haste until end of turn. Activate only as a sorcery.

Felidar Retreat

Landfall — Whenever a land you control enters, choose one —
• Create a 2/2 white Cat Beast creature token.
• Put a +1/+1 counter on each creature you control. Those creatures gain vigilance until end of turn.

Opulent Palace

This land enters tapped.
{T}: Add {B}, {G}, or {U}.

Mina and Denn, Wildborn

You may play an additional land on each of your turns.
{R}{G}, Return a land you control to its owner's hand: Target creature gains trample until end of turn.

Mountain

Savage Lands

This land enters tapped.
{T}: Add {B}, {R}, or {G}.

Windurst, Federation Center

This land enters tapped.
{T}: Add {G} or {W}.

Sol Ring

Sandsteppe Citadel

This land enters tapped.
{T}: Add {W}, {B}, or {G}.

Command Tower

{T}: Add one mana of any color in your commander's color identity.

Zell Dincht

You may play an additional land on each of your turns.
Zell Dincht gets +1/+0 for each land you control.
At the beginning of your end step, return a land you control to its owner's hand.

Ramunap Excavator

Smoldering Marsh

({T}: Add {B} or {R}.)
This land enters tapped unless you control two or more basic lands.

Sunken Hollow

({T}: Add {U} or {B}.)
This land enters tapped unless you control two or more basic lands.

Vector, Imperial Capital

This land enters tapped.
{T}: Add {B} or {R}.

Tireless Provisioner

Landfall — Whenever a land you control enters, create a Food token or a Treasure token. (Food is an artifact with "{2}, {T}, Sacrifice this token: You gain 3 life." Treasure is an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

Mystic Monastery

This land enters tapped.
{T}: Add {U}, {R}, or {W}.

Plains

Frontier Bivouac

This land enters tapped.
{T}: Add {G}, {U}, or {R}.

Azusa, Lost but Seeking

You may play two additional lands on each of your turns.

Nomad Outpost

This land enters tapped.
{T}: Add {R}, {W}, or {B}.

Guadosalam, Farplane Gateway

This land enters tapped.
{T}: Add {G} or {U}.

Rabanastre, Royal City

This land enters tapped.
{T}: Add {R} or {W}.

Cinder Glade

({T}: Add {R} or {G}.)
This land enters tapped unless you control two or more basic lands.

Gongaga, Reactor Town

This land enters tapped.
{T}: Add {R} or {G}.

Jungle Shrine

This land enters tapped.
{T}: Add {R}, {G}, or {W}.

Reach
Whenever Six attacks, mill three cards. You may put a land card from among them into your hand.
During your turn, nonland permanent cards in your graveyard have retrace. (You may cast permanent cards from your graveyard by discarding a land card in addition to paying their other costs.)

Gohn, Town of Ruin

This land enters tapped.
{T}: Add {B} or {G}.

Insomnia, Crown City

This land enters tapped.
{T}: Add {W} or {B}.

Crumbling Necropolis

This land enters tapped.
{T}: Add {U}, {B}, or {R}.

Loot, Exuberant Explorer

You may play an additional land on each of your turns.
{4}{G}{G}, {T}: Look at the top six cards of your library. You may reveal a creature card with mana value less than or equal to the number of lands you control from among them and put it onto the battlefield. Put the rest on the bottom in a random order.