Star Trek

Land — Forest Island

({T}: Add {G} or {U}.)
As this land enters, you may pay 2 life. If you don't, it enters tapped.

Breeding Pool

Reality Fracture Commander

Artifact

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

Arcane Signet

Tower Winder

Land

Command Tower

Reality Fracture

This land enters tapped unless you control a planeswalker.
{T}: Add {R} or {W}.

Dedicated Commons

Basic Land — Swamp

Swamp

The Hobbit

Human Soldier

Great Gilded Boat

Artifact — Vehicle

Whenever you attack, recruit. (Draw a card, then discard a card. If you discarded a nonland card, create a 1/1 white Human Soldier creature token.)
Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Sorcery — Adventure

Mill four cards, then put an instant or sorcery card from among them into your hand.

Speak Secrets

Creature — Bird

Flying
Threshold — This creature gets +1/+1 as long as there are seven or more cards in your graveyard.

Most Decrepit Old Bird

Secrets of Strixhaven Promos

Legendary Creature — Avatar

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
Reach
Whenever The Dawning Archaic attacks, you may cast target instant or sorcery card from your graveyard without paying its mana cost. If that spell would be put into your graveyard, exile it instead.

The Dawning Archaic

Secrets of Strixhaven

This land enters tapped.
{T}: Add {R} or {W}.
{2}{R}{W}, {T}: Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Fields of Strife

Teenage Mutant Ninja Turtles

This land enters tapped.
When this land enters, you gain 1 life.
{T}: Add {G} or {U}.

Mutant Town

Edge of Eternities: Stellar Sights

Whenever a creature deals combat damage to you, that creature's controller gains control of this land.
{T}: Add {C}.
{1}, {T}: Attacking creatures get +1/+0 until end of turn.

Contested War Zone

Edge of Eternities Promos

Legendary Artifact — Spacecraft

{T}: Add {C}{C}{C}.
Station (Tap another creature you control: Put charge counters equal to its power on this Spacecraft. Station only as a sorcery.)
20+ | {T}: Add X mana of any one color, where X is the number of charge counters on The Eternity Elevator.

The Eternity Elevator

Final Fantasy

Legendary Artifact Creature — Robot

Wave Cannon — When Omega enters, for each opponent, tap up to one target nonland permanent that opponent controls. Put X stun counters on each of those permanents and you gain X life, where X is the number of nonbasic lands you control. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Omega, Heartless Evolution

You may sacrifice an artifact or creature. If you do, draw two cards. (Then exile this card. You may play the land later from exile.)

Reactor Raid

On an Adventure

Land — Town

Midgar, City of Mako

Final Fantasy Commander

Land — Mountain Plains

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

Sacred Peaks

Tarkir: Dragonstorm Commander

Creature — Dragon

Flying
You may have this creature enter as a copy of a creature you control with power 4 or greater, except it's a Dragon in addition to its other types and it has flying.

Deceptive Frostkite

Tarkir: Dragonstorm

Spirit

Creature — Human Cleric

{X}{B}, {T}, Pay X life: This creature endures X. Activate only as a sorcery. (Put X +1/+1 counters on it or create an X/X white Spirit creature token.)

Krumar Initiate

Tarkir: Dragonstorm Promos

Great Arashin City

This land enters tapped unless you control a Forest or a Plains.
{T}: Add {B}.
{1}{B}, {T}, Exile a creature card from your graveyard: Create a 1/1 white Spirit creature token.

Basic Land — Mountain

Mountain

Aetherdrift Commander

Legendary Land

{T}: Add {C}.
{1}{U}, {T}: Put target artifact card from your graveyard on top of your library.

Academy Ruins

Duskmourn: House of Horror Tokens

Unholy Annex // Ritual Chamber

Token Creature — Demon

Demon

Duskmourn: House of Horror

This land enters tapped unless a player has 13 or less life.
{T}: Add {R} or {W}.

Raucous Carnival

Assassin's Creed

Legendary Artifact

When Yggdrasil enters, exile all creature cards from your graveyard.
{T}: Exile the top three cards of your library.
{4}, {T}: Put a creature card exiled with Yggdrasil onto the battlefield under your control. It gains haste until end of turn. Activate only as a sorcery.

Yggdrasil, Rebirth Engine

Legendary Creature — Human Assassin

Freerunning {U}{B} (You may cast this spell for its freerunning cost if you dealt combat damage to a player this turn with an Assassin or commander.)
Menace (This creature can't be blocked except by two or more creatures.)
Other Assassins you control get +1/+1.

Achilles Davenport

Modern Horizons 3 Promos

Energy Reserve

Enchantment

When this enchantment enters, you get {E}{E}{E} (three energy counters).
Pay X {E}, Sacrifice a creature, Return this enchantment to its owner's hand: Return target creature card with mana value X from your graveyard to the battlefield. Activate only as a sorcery.

Chthonian Nightmare

Modern Horizons 3 Commander

Land — Cave

This land enters tapped.
{T}: Add {U}.
{4}{U}, {T}, Sacrifice this land: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Hidden Cataract

Fallout

Vexing Radgull

Radiation

Creature — Bird Mutant

Flying
Whenever this creature deals combat damage to a player, that player gets two rad counters if they don't have any rad counters. Otherwise, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

The Motherlode, Excavator

When The Motherlode enters, choose target opponent. You get an amount of {E} (energy counters) equal to the number of nonbasic lands that player controls.
Whenever The Motherlode attacks, you may pay {E}{E}{E}{E}. When you do, destroy target nonbasic land defending player controls, and creatures that player controls without flying can't block this turn.

Instant

Destroy target nonland permanent. Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Atomize

Murders at Karlov Manor Commander

Clue

Foreboding Steamboat

When this Vehicle enters, each player chooses two nontoken, non-Vehicle creatures they control. Exile them until this Vehicle leaves the battlefield.
Whenever this Vehicle attacks, put a card exiled with it into its owner's graveyard. If you do, investigate.
Crew 2

Murders at Karlov Manor

Artifact Creature — Wall

Defender
{2}{W}, {T}: Tap target creature. You may put a stun counter on it. If you do, put a stun counter on this creature. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Sanctuary Wall

The Lost Caverns of Ixalan

Sorcery

Draw two cards. Then discard a card unless you attacked this turn.

Chart a Course

This land enters tapped.
{T}: Add {W}.
{4}{W}, {T}, Sacrifice this land: Discover 4. Activate only as a sorcery. (Exile cards from the top of your library until you exile a nonland card with mana value 4 or less. Cast it without paying its mana cost or put it into your hand. Put the rest on the bottom in a random order.)

Hidden Courtyard

Tales of Middle-earth Commander

This artifact can't be sacrificed.
{1}, {T}: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. The player to your right gains control of this artifact.
{2}, {T}: Draw a card. The player to your right gains control of this artifact.

Hithlain Rope

Goat

{1}, {T}, Discard a card: You gain 4 life.
{1}, {T}, Pay 1 life: Create a 0/1 white Goat creature token.
{1}, {T}, Sacrifice a creature: Return target artifact card from your graveyard to your hand.
{1}, {T}, Sacrifice an artifact: Draw a card.

Trading Post

The Lord of the Rings: Tales of Middle-earth

Rivendell enters tapped unless you control a legendary creature.
{T}: Add {U}.
{1}{U}, {T}: Scry 2. Activate only if you control a legendary creature.

Rivendell

Warhammer 40,000 Commander

This land enters tapped.
{T}: Add {B}.
{2}{B}{B}{B}, {T}, Exile this land: Mill four cards, then return a creature card from your graveyard to the battlefield. Activate only as a sorcery.

Tomb Fortress

Whenever a creature you control enters, it deals damage equal to its power to any target.

Warstorm Surge

As this land enters, you may reveal a Swamp or Mountain card from your hand. If you don't, this land enters tapped.
{T}: Add {B} or {R}.

Foreboding Ruins

{T}: Add {C}{C}. Activate only if you control five or more lands.