Serpentine

Landfall — Whenever a land you control enters,
Augment {2}{G} ({2}{G}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

Evolving Wilds

{T}, Sacrifice this land: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Ordinary Pony

When this creature enters, you may exile target non-Horse creature you control that wasn't put onto the battlefield with this ability this turn, then return it to the battlefield under its owner's control.

Chromatic Lantern

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

Half-Shark, Half-

At the beginning of your upkeep,
Augment {5}{U} ({5}{U}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

Ninja

You may activate this card's augment ability any time you could cast an instant.
Whenever this creature deals combat damage to a player,
Augment {2}{B} ({2}{B}, Reveal this card from your hand: Combine it with target host. Augment only as—oh, never mind.)

Selfie Preservation

Search your library for a basic land card and reveal it. If there's a tree in its art, put it onto the battlefield tapped. Otherwise, put it into your hand. Then shuffle.

Starstorm

Starstorm deals X damage to each creature.
Cycling {3} ({3}, Discard this card: Draw a card.)

Common Iguana

When this creature enters, you may discard a card. If you do, draw a card.

Seaside Citadel

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

Sol Ring

Ornithopter of Paradise

Vivid Meadow

This land enters tapped with two charge counters on it.
{T}: Add {W}.
{T}, Remove a charge counter from this land: Add one mana of any color.

Land Aid '04

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle. If you sang a song the whole time you were searching and shuffling, you may untap that land.

Charm School

As this enchantment enters, choose a color and balance this enchantment on your head.
Prevent all damage that would be dealt to you by sources of the chosen color.
When this enchantment falls off your head, sacrifice this enchantment.

Terramorphic Expanse

Slaying Mantis

Just a second (As long as this spell is on the stack, players can't move permanents.)
This creature enters by being thrown from a distance of at least three feet.
When this creature enters, it fights each creature an opponent controls that it touched as it entered.

Entirely Normal Armchair

During your turn, if this card is in your hand, you may hide it on the battlefield.
{0}: Return this artifact to its owner's hand. Only your opponents may activate this ability and only if they see this artifact.
{2}, Sacrifice this artifact: Destroy target attacking creature.

Plains

Gruul Guildgate

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

Big Boa Constrictor

When this creature enters, roll a six-sided die. Target opponent loses life equal to the result.

Arctic Treeline

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

Farseek

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

Sandsteppe Citadel

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

Cultivate

Search your library for up to two basic land cards, reveal those cards, put one onto the battlefield tapped and the other into your hand, then shuffle.

Commander's Sphere

{T}: Add one mana of any color in your commander's color identity.
Sacrifice this artifact: Draw a card.

Grand Coliseum

This land enters tapped.
{T}: Add {C}.
{T}: Add one mana of any color. This land deals 1 damage to you.

Vivid Crag

This land enters tapped with two charge counters on it.
{T}: Add {R}.
{T}, Remove a charge counter from this land: Add one mana of any color.

Jack-in-the-Mox

{T}: Roll a six-sided die. This ability has the indicated effect.
1 — Sacrifice this artifact and you lose 5 life.
2 — Add {W}.
3 — Add {U}.
4 — Add {B}.
5 — Add {R}.
6 — Add {G}.

Aqueous Form

Enchant creature
Enchanted creature can't be blocked.
Whenever enchanted creature attacks, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Underdome

{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to pay Un-costs.

Eye to Eye

You and target creature's controller have a staring contest. If you win, destroy that creature.

Vivid Grove

This land enters tapped with two charge counters on it.
{T}: Add {G}.
{T}, Remove a charge counter from this land: Add one mana of any color.

Carnivorous Death-Parrot

Flying
At the beginning of your upkeep, sacrifice this creature unless you say its flavor text.

Kodama's Reach

Grusilda, Monster Masher

Combined, enchanted, and equipped creatures you control have menace.
{3}{B}{R}, {T}: Put two target creature cards from graveyards onto the battlefield combined into one creature under your control. (Its power is equal to their total power, its toughness is equal to their total toughness, and it has their names, mana costs, types, text boxes, etc.)

Island

Teacher's Pet

{2}{W}, Sacrifice this creature: Search your library for a card with augment, combine it with target host you control, then shuffle.

Destroy target creature with reminder text. (Reminder text is any italicized text in parentheses that explains rules you already know.)

Mountain

Vivid Marsh

This land enters tapped with two charge counters on it.
{T}: Add {B}.
{T}, Remove a charge counter from this land: Add one mana of any color.

Half-Squirrel, Half-

Whenever a nontoken creature enters,
Augment {G} ({G}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

Number Crunch

Return target permanent to its owner's hand.
Gotcha — If an opponent says a number, you may say "Gotcha!" When you do, return this card from your graveyard to your hand.

Water Gun Balloon Game

As this artifact enters, each player puts a pop! counter on "0."
Whenever a player casts a spell, move that player's pop! counter up one.
Whenever a player's pop! counter hits "5," that player creates a 5/5 pink Giant Teddy Bear creature token and resets all pop! counters to "0."

Clay Pigeon

Flying
{1}, Throw this creature into the air at least two feet above your head while seated: If you catch this creature with one hand, prevent all damage a source of your choice would deal to you this turn and tap this creature. Otherwise, sacrifice it.

Rings a Bell

As this enchantment enters, choose a word with four or more letters.
After you say the chosen word for the first time each turn, an opponent may ring or imitate a bell within five seconds. When no opponent does, draw a card.

Vivid Creek

This land enters tapped with two charge counters on it.
{T}: Add {U}.
{T}, Remove a charge counter from this land: Add one mana of any color.

Savage Lands

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

Eager Beaver

When this creature enters, you may untap target permanent.

Wild Crocodile

When this creature enters, search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Mer Man

When this creature enters, you may draw a card.

Frontier Bivouac

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

Prismatic Lens

{T}: Add {C}.
{1}, {T}: Add one mana of any color.

Success!

Target creature gets +2/+2 until end of turn. If it's a host or has augment, it gains lifelink until end of turn.

Simic Guildgate

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

Surgeon General Commander

Whenever you augment, enchant, or mutate a creature you control, draw a card.
{T}: Add {W}, {U}, {B}, {R}, or {G}.

Who // What // When // Where // Why

Strutting Turkey

When this creature enters,
exile target creature card with mana value 2 or less from your graveyard. If it has augment, combine it with a host you control. Otherwise, put it onto the battlefield.

Command Tower

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

Forest

Arcane Sanctum

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

Woodland Chasm

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

AWOL

Exile target attacking creature. Then remove it from the game. Then put it into the absolutely-removed-from-the-freaking-game-forever zone.

Loose Lips

Enchant creature
As this Aura enters, choose a sentence with eight or fewer words.
Enchanted creature has flying.
Whenever enchanted creature deals damage to an opponent, that player may say the chosen sentence. If they don't, you draw two cards.

Jungle Shrine

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

Mystic Monastery

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

Rimewood Falls

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

Zombified

{4}{B}: Combine this card from your graveyard with target host.
{2}{B}, Exile a creature card from your graveyard:
Augment {4}{B} ({4}{B}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

Angelic Rocket

Flying
When this creature enters, you may destroy target nonland permanent.

Animate Library

Enchant your library
Enchanted library is an artifact creature on the battlefield with power and toughness each equal to the number of cards in it. It's still a library.
If enchanted library would leave the battlefield, exile this Aura instead.

Urza's Fun House

{T}: Add {C}.
{T}: Add {∞}. Activate only once and only if you control an Urza's Mine, an Urza's Power-Plant, and an Urza's Tower.
{7}, {T}: Head to AskUrza.com and click Urza's Fun House.

Split Screen

When this artifact enters, shuffle your library and deal it into four libraries. If anything refers to your library, choose one of your libraries for it.
Play with your libraries' top cards revealed.
When this artifact leaves the battlefield, shuffle your libraries together.

Dr. Julius Jumblemorph

Dr. Julius Jumblemorph is every creature type (even if this card isn't on the battlefield).
Whenever a host you control enters, you may search your library and/or graveyard for a card with augment and combine it with that host. If you search your library this way, shuffle.

Labro Bot

When this creature enters, return target host card or card with augment from your graveyard to your hand.

Selesnya Guildgate

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

Wordmail

Enchant creature
Enchanted creature gets +1/+1 for each word in its name.

Tempt with Discovery

Tempting offer — Search your library for a land card and put it onto the battlefield. Each opponent may search their library for a land card and put it onto the battlefield. For each opponent who searches a library this way, search your library for a land card and put it onto the battlefield. Then each player who searched a library this way shuffles.

Voracious Vacuum

When this creature enters, put a +1/+1 counter on target creature.

Mother Kangaroo

When this creature enters, roll a six-sided die. Put a number of +1/+1 counters on this creature equal to the result.

Sylvan Scrying

Search your library for a land card, reveal it, put it into your hand, then shuffle.

Bumbling Pangolin

When this creature enters, you may destroy target artifact.

Clever Combo

Search your library for a host card or a card with augment, reveal it, put it into your hand, then shuffle.

Park Map

{1}, Sacrifice this artifact: Search your library for a land card that doesn't have the same art as a permanent you control, reveal it, put it into your hand, then shuffle.

Steam-Powered

{5}:
Augment {4} ({4}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

The Big Top

{T}: Add one mana of any color that appears on your top. (A top is an outerwear garment worn on the upper body.)

Bat-

Flying
At the beginning of each end step, if an opponent lost 3 or more life this turn,
Augment {1}{B} ({1}{B}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

Golgari Guildgate

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

Circuitous Route

Search your library for up to two basic land cards and/or Gate cards, put them onto the battlefield tapped, then shuffle.

Swamp

Stinging Scorpion

When this creature enters, target creature an opponent controls gets -1/-1 until end of turn.

Censorship

As this enchantment enters, choose a word.
Whenever a player says the chosen word, this enchantment deals 2 damage to that player.

Half-Orc, Half-

Trample
At the beginning of each end step, if an opponent was dealt damage this turn,
Augment {1}{R}{R} ({1}{R}{R}, Reveal this card from your hand: Combine it with target host. Augment only as a sorcery.)

Paradise Druid

This creature has hexproof as long as it's untapped. (It can't be the target of spells or abilities your opponents control.)
{T}: Add one mana of any color.

Really Epic Punch

Target creature you control gets +2/+2 if it's a host or has augment. Then it fights target creature you don't control.

Hyena Umbra

Enchant creature
Enchanted creature gets +1/+1 and has first strike.
Umbra armor (If enchanted creature would be destroyed, instead remove all damage from it and destroy this Aura.)

Rancor

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When this Aura is put into a graveyard from the battlefield, return it to its owner's hand.