Family Gathering -- At the beginning of your end step, put a toy you own onto the battlefield as a 2/2 creature token with that toy's name, colors, and creature types. If the toy has wings, the token has flying. If the toy has a horn, scry 2. If it has neither, create a Food token.

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

Azorius Guildgate enters the battlefield tapped.

{T}: Add {W} or {U}.

{T}: Add {C}.

{2}, {T}: Add X mana of any one color, where X is the number of other Gates you control.

If a spell would deal damage to a permanent or player, it deals that much damage minus 1 to that permanent or player instead.

{T}, Sacrifice Black Lotus: Add three mana of any one color.

Boros Guildgate enters the battlefield tapped.

{T}: Add {R} or {W}.

As Caged Sun enters the battlefield, choose a color.

Creatures you control of the chosen color get +1/+1.

Whenever a land's ability causes you to add one or more mana of the chosen color, add one additional mana of that color.

Each creature gets +1/+1 for each other creature on the battlefield that shares at least one creature type with it. (For example, if two Goblin Warriors and a Goblin Shaman are on the battlefield, each gets +2/+2.)

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

Counter target spell.

Crackle with Power deals five times X damage to each of up to X targets.

Other Horses you control have indestructible.

At the beginning of each end step, if you gained life this turn, create a 5/5 white Horse creature token.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

Search your library for a card, put that card into your hand, then shuffle.

Search your library for a card, put that card into your hand, then shuffle.

Flash

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

Dimir Guildgate enters the battlefield tapped.

{T}: Add {U} or {B}.

{3}, {T}: Double the amount of each type of unspent mana you have.

Target opponent reveals their hand. You choose a noncreature, nonland card from it. That player discards that card.

At the beginning of each player's precombat main phase, that player adds {G}{G}.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

+1: Create a 1/1 Human Wizard creature token that's all colors.

-3: Choose a card name from among Enlightened Tutor, Mystical Tutor, Booster Tutor, Imperial Recruiter, and Worldly Tutor. Create a copy of the card with the chosen name. You may cast the copy without paying its mana cost.

-8: You get an emblem with "At the beginning of your upkeep, if you control twenty or more Wizards, you win the game."

Ersta, Friend to All can be your commander.

Imprint -- When Extraplanar Lens enters the battlefield, you may exile target land you control.

Whenever a land with the same name as the exiled card is tapped for mana, its controller adds one mana of any type that land produced.

Counter target instant spell.

Defender, flying

{1}, {T}: Put a +1/+1 counter on each creature with a tail target player controls. Stare down up to one target creature until end of turn. (It can't attack or block as long as you're looking directly at it.)

Players have no maximum hand size.

{X}{X}, {T}: Each player draws X cards.

{2}{U}, {T}: Each opponent mills cards equal to the number of cards in their hand.

At the beginning of each player's draw step, that player draws two additional cards.

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

As Gauntlet of Power enters the battlefield, choose a color.

Creatures of the chosen color get +1/+1.

Whenever a basic land is tapped for mana of the chosen color, its controller adds an additional one mana of that color.

Each player may play an additional land on each of their turns.

At the beginning of each player's upkeep, if that player has no cards in hand, that player draws three cards.

Golgari Guildgate enters the battlefield tapped.

{T}: Add {B} or {G}.

Gates you control enter the battlefield untapped.

{T}: Add {C}.

{T}: Add one mana of any color that a Gate you control could produce.

Search your library for a card, put that card into your hand, then shuffle. You lose 3 life.

Gruul Guildgate enters the battlefield tapped.

{T}: Add {R} or {G}.

When Happily Ever After enters the battlefield, each player gains 5 life and draws a card.

At the beginning of your upkeep, if there are five colors among permanents you control, there are six or more card types among permanents you control and/or cards in your graveyard, and your life total is greater than or equal to your starting life total, you win the game.

Spells cost {1} less to cast.

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

Search your library for an enchantment card, reveal it, put it into your hand, then shuffle.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

Izzet Guildgate enters the battlefield tapped.

{T}: Add {U} or {R}.

Whenever a player taps a land for mana, that player adds one mana of any type that land produced.

If you tap a permanent for mana, it produces twice as much of that mana instead.

Maze's End enters the battlefield tapped.

{T}: Add {C}.

{3}, {T}, Return Maze's End to its owner's hand: Search your library for a Gate card, put it onto the battlefield, then shuffle. If you control ten or more Gates with different names, you win the game.

Lifelink

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

Destroy target creature.

Search your library for an instant or sorcery card, reveal it, then shuffle and put that card on top.

Flying

As long as it's nighttime, Nightmare Moon gets +2/+2 and has menace.

{6}: Transform Nightmare Moon. Anypony may activate this ability or help pay the cost. When they do, they become your friend.

Flying

When this creature transforms into Princess Luna, choose up to six cards you own from outside the game with a moon in their art, then exile those cards. As long as those cards remain exiled, you may cast them, and your friends may cast them with your permission. (Gifts are appreciated.)

Commander creatures you own have "When this creature enters the battlefield and at the beginning of your upkeep, each player may put two +1/+1 counters on a creature they control. For each opponent who does, you gain protection from that player until your next turn." (You can't be targeted, dealt damage, or enchanted by anything controlled by that player.)

{T}: Add one mana of any color.

Orzhov Guildgate enters the battlefield tapped.

{T}: Add {W} or {B}.

Path of Ancestry enters the battlefield tapped.

{T}: Add one mana of any color in your commander's color identity. When that mana is spent to cast a creature spell that shares a creature type with your commander, scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Search your library for a sorcery card, reveal it, then shuffle and put that card on top.

Whenever you cast a spell with a smile in its art, create a tapped Treasure token.

Everypony's Invited -- Your party consists of each creature you control, and your party is always full.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Flying

Other Alicorns, Horses, Pegasi, Ponies, and Unicorns you control get +1/+1.

{W}{U}{B}{R}{G}: If you control Applejack, Fluttershy, Pinkie Pie, Rainbow Dash, and Rarity, everypony wins the game.

All creatures able to block Prized Unicorn do so.

Flying, haste

Whenever a creature you control with flying and/or haste attacks, you get 20% cooler. (You start at 0% coolness.)

Sonic Rainboom -- {T}: If you're at least 100% cool, add {W}{U}{B}{R}{G}, draw a card, and reset your coolness.

Rakdos Guildgate enters the battlefield tapped.

{T}: Add {B} or {R}.

Rare and mythic rare spells you cast cost {1} less to cast.

{1}, {T}, Reveal a My Little Pony® toy you own: Until end of turn, another target creature gains protection from each color in that toy's coat, mane, and outfit.

Whenever an opponent casts a spell, you may draw a card unless that player pays {1}.

Unless any player pays {2}, search your library for a card, put that card into your hand, then shuffle.

When Rootweaver Druid enters the battlefield, each opponent may search their library for up to three basic land cards. They each put one of those cards onto the battlefield tapped under your control and the rest onto the battlefield tapped under their control. Then each player who searched their library this way shuffles.

Selesnya Guildgate enters the battlefield tapped.

{T}: Add {G} or {W}.

Horses you control have haste. (They can attack and {T} as soon as they come under your control.)

Whenever Shadowfax, Lord of Horses attacks, you may put a creature card with lesser power from your hand onto the battlefield tapped and attacking.

Simic Guildgate enters the battlefield tapped.

{T}: Add {G} or {U}.

Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

{T}: Add {C}{C}.

Flying

Artifact and enchantment spells you cast cost {1} less to cast.

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

({T}: Add {B}.)

Exile target creature. Its controller gains life equal to its power.

Search your library for a creature card, reveal it, then shuffle and put that card on top.

{T}: Each player draws a card.

The World Tree enters the battlefield tapped.

{T}: Add {G}.

As long as you control six or more lands, lands you control have "{T}: Add one mana of any color."

{W}{W}{U}{U}{B}{B}{R}{R}{G}{G}, {T}, Sacrifice The World Tree: Search your library for any number of God cards, put them onto the battlefield, then shuffle.

{T}: Add {C}{C}{C}.

Haste (This creature can attack and {T} as soon as it comes under your control.)

When Thundermare enters the battlefield, tap all other creatures.

Search your library for a card, then shuffle and put that card on top. You lose 2 life.

When Veteran Explorer dies, each player may search their library for up to two basic land cards, put them onto the battlefield, then shuffle.

Flying

Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Search your library for a creature card, reveal it, then shuffle and put the card on top.

Flying

Whenever an opponent draws a card except the first one they draw in each of their draw steps, create a 1/1 green Snake creature token.

Whenever Xyris, the Writhing Storm deals combat damage to a player, you and that player each draw that many cards.

Whenever Zebra Unicorn deals damage, you gain that much life.

Whenever you tap a land for mana, add one mana of any type that land produced. (The types of mana are white, blue, black, red, green, and colorless.)

Whenever you cast a creature spell, draw a card.