Whenever you cast an artifact, instant, or sorcery spell, copy that spell. You may choose new targets for the copy. This ability triggers only once each turn. (A copy of a permanent spell becomes a token.) Whenever an opponent casts an artifact, instant, or sorcery spell, counter that spell. This ability triggers only once each turn.

Time Lord's Prerogative — Whenever you cast a historic spell, copy it, except the copy isn't legendary. This ability triggers only once each turn. (Artifacts, legendaries, and Sagas are historic. A copy of a permanent spell becomes a token.)

Haste Whenever Skullbriar deals combat damage to a player, put a +1/+1 counter on it. Counters remain on Skullbriar as it moves to any zone other than a player's hand or library.

Peaceful Coexistence — At the beginning of your end step, put a +1/+1 counter on each creature you control that didn't attack or enter this turn. Untap those creatures.

Draw three cards, then put two cards from your hand on top of your library in any order.

Whenever you scry, the next instant or sorcery spell you cast this turn costs {X} less to cast, where X is the number of cards looked at while scrying this way. +2: Draw a card, then scry 2. −3: Exile the top card of your library. Create a number of 1/1 blue Faerie Dragon creature tokens with flying equal to that card's mana value. Elminster can be your commander.

({U/P} can be paid with either {U} or 2 life.) Look at target player's hand. Draw a card.

Each legendary creature you control gets +1/+1 for each other legendary creature you control. {X}, {T}: Look at the top X cards of your library. You may reveal a legendary creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

Creatures you control have haste. Cascade, cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom in a random order. Then do it again.)

Double strike Master Tactician — Whenever one or more tokens you control enter, draw a card. Chapter Master — {6}: Create two 2/2 white Astartes Warrior creature tokens with vigilance.

At the beginning of each player's draw step, that player draws an additional card. Whenever an opponent draws a card, Nekusar deals 1 damage to that player.

Flying Whenever you draw a card, Niv-Mizzet deals 1 damage to any target. {T}: Draw a card.

Flash (You may cast this spell any time you could cast an instant.) Flying {3}{U}: Draw a card.

You may look at the top card of your library any time. Would You Like A...? — Once each turn, you may play a historic land or cast a historic spell from the top of your library. When you do, create a Food token. (Artifacts, legendaries, and Sagas are historic.)

This land enters tapped unless you have two or more opponents. {T}: Add {G} or {W}.

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

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

This land enters tapped unless you control two or fewer other lands. {T}: Add {R} or {G}.

This land enters tapped unless you control two or more other lands. {T}: Add {W} or {U}.

This land enters tapped unless you control two or more other lands. {T}: Add {G} or {U}.

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

{T}: Add one mana of any color that a land an opponent controls could produce.

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}.

({T}: Add {G}.)

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

This land enters tapped unless you control a Plains or an Island. {T}: Add {W} or {U}.

{T}: Add {C}. {1}, {T}: Add two mana in any combination of colors. Spend this mana only to cast legendary spells.

({T}: Add {U}.)

This land enters tapped unless you have two or more opponents. {T}: Add {B} or {R}.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

This land enters tapped unless you have two or more opponents. {T}: Add {U} or {B}.

({T}: Add {R}.)

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

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

({T}: Add {W}.)

As this land enters, you may reveal a Plains or Island card from your hand. If you don't, this land enters tapped. {T}: Add {W} or {U}.

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.

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

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

This land enters tapped unless you have two or more opponents. {T}: Add {R} or {G}.

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

({T}: Add {B}.)

When The Grey Havens enters, scry 1. {T}: Add {C}. {T}: Add one mana of any color among legendary creature cards in your graveyard.

This land enters 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 this land: Search your library for any number of God cards, put them onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice this land: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

As this land enters, you may reveal a Forest or Island card from your hand. If you don't, this land enters tapped. {T}: Add {G} or {U}.

Vigilance Creatures can't attack you or planeswalkers you control unless their controller pays {1} for each of those creatures.

Vigilance Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. Sacrifice Boromir: Creatures you control gain indestructible until end of turn. The Ring tempts you.

Choose one — • Boros Charm deals 4 damage to target player or planeswalker. • Permanents you control gain indestructible until end of turn. • Target creature gains double strike until end of turn.

Permanents you control gain hexproof and indestructible until end of turn.

Negative — As long as K-9 is untapped, other legendary creatures you control have ward {1}. Affirmative — {1}{U}, {T}: Target legendary creature can't be blocked this turn. Doctor's companion (You can have two commanders if the other is the Doctor.)

Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0}

If you would get one or more poison counters, instead you get one poison counter and you can't get additional poison counters this turn. Exile Melira: Choose another target creature or artifact. When it's put into a graveyard this turn, return that card to the battlefield under its owner's control.

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

{1}, {T}: Add {W}{U}.

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

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.

{1}, {T}: Add {U}{B}.

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

{1}, {T}: Add {U}{R}.

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.

{1}, {T}: Add {B}{R}.

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.

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

{T}: Add {C}. {T}: Add {W} or {U}. This artifact deals 1 damage to you.

{T}: Add {C}. {T}: Add {G} or {W}. This artifact deals 1 damage to you.

Search your library for a Forest card, put it onto the battlefield, then shuffle.

Counter target noncreature spell. Its controller creates two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

Domain — Counter target spell unless its controller pays {1} for each basic land type among lands you control.

(You may cast a legendary instant only if you control a legendary creature or planeswalker.) Destroy target creature. If its controller has more than four cards in hand, they exile cards from their hand equal to the difference.

Flash Domain — This spell costs {1} less to cast for each basic land type among lands you control. When this enchantment enters, exile target nonland permanent an opponent controls until this enchantment leaves the battlefield.

Maarika, Brutal Gladiator must be blocked if able. As long as it's your turn, Maarika has indestructible. Whenever Maarika deals damage to a creature, if that creature was dealt excess damage this turn, that creature's controller sacrifices a noncreature, nonland permanent.

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

Flying, lifelink At the beginning of your upkeep, sacrifice Piru unless you pay {R}{W}{B}. When Piru dies, it deals 7 damage to each nonlegendary creature.

Destroy target artifact or creature. It can't be regenerated.

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

Whenever one or more other permanents phase out and whenever one or more other cards are put into exile from anywhere, put a time counter on The War Doctor. Whenever The War Doctor attacks, it deals damage equal to the number of time counters on it to any target. If a creature dealt damage this way would die this turn, exile it instead.

Whenever you cast a historic spell, create a 1/1 white Soldier creature token. (Artifacts, legendaries, and Sagas are historic.) Whenever Alistair attacks, you may pay {8}. If you do, creatures you control get +X/+X until end of turn, where X is the number of historic permanents you control.

At the beginning of your end step, if you control a creature with power greater than its base power, create a 1/1 white Soldier creature token.

You may reveal the first card you draw each turn as you draw it. Whenever you reveal an instant or sorcery card this way, create Cherubael, a legendary 4/4 black Demon creature token with flying. Whenever Inquisitor Eisenhorn deals combat damage to a player, investigate that many times. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")