Changeling (This card is every creature type.) As Morophon enters, choose a creature type. Spells of the chosen type you cast cost {W}{U}{B}{R}{G} less to cast. This effect reduces only the amount of colored mana you pay. Other creatures you control of the chosen type get +1/+1.

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

{B}: This creature becomes a Human Cleric with base power and toughness 2/2. {1}{B}: If this creature is a Cleric, put a deathtouch counter on it and it becomes a Phyrexian Human Cleric with base power and toughness 3/3. {1}{B}{B}: If this creature is a Phyrexian, put a +1/+1 counter on it, then you draw a card and you lose 1 life.

{T}: Add {C}. {2}, {T}: This land becomes a copy of target land, except it has this ability.

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

Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase.

When Urza enters, create a 0/0 colorless Construct artifact creature token with "This token gets +1/+1 for each artifact you control." Tap an untapped artifact you control: Add {U}. {5}: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.

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

Destroy target creature. Create two Treasure tokens. (They're artifacts with "{T}, Sacrifice this token: Add one mana of any color.")

Your opponents can't search libraries. If an opponent would begin an extra turn, that player skips that turn instead.

Flying {T}: Add one mana of any color.

At the beginning of each player's end step, if no permanents left the battlefield this turn, that player loses X life, where X is Sarevok's power. Choose a Background (You can have a Background as a second commander.)

{2}{G}, {T}, Put a verse counter on Yisan: Search your library for a creature card with mana value equal to the number of verse counters on Yisan, put it onto the battlefield, then shuffle.

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

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}.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Destroy target nonland permanent an opponent controls. II — Search your library for a Forest card, put it onto the battlefield tapped, then shuffle. III — Creatures you control gain deathtouch until end of turn.

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

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

Until end of turn, target creature gets +2/+0 and gains "When this creature dies, return it to the battlefield tapped under its owner's control and you create a Treasure token." (It's an artifact with "{T}, Sacrifice this token: Add one mana of any color.")

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — Each player mills four cards. Then you may exile a creature or planeswalker card from each graveyard. II, III — Until end of turn, you may cast spells from among cards exiled with this Saga, and you may spend mana as though it were mana of any color to cast those spells.

Spells cost {1} less to cast.

Return target creature card from your graveyard to the battlefield. When you do, it fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)

Counter target spell. If that spell is countered this way, put it on top of its owner's library instead of into that player's graveyard.

You may have Sakashima enter as a copy of another creature you control, except it has Sakashima's other abilities. The "legend rule" doesn't apply to permanents you control. Partner (You can have two commanders if both have partner.)

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

When Minsc enters, create Boo, a legendary 1/1 red Hamster creature token with trample and haste. {X}: Until end of turn, target creature you control has base power and toughness X/X and becomes a Giant in addition to its other types. Activate only as a sorcery.

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

This land enters tapped. {T}: Add {R} or {G}. {2}{R}{G}, {T}, Sacrifice this land: Draw a card.

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

Whenever a nontoken creature you control enters, if it doesn't have the same name as another creature you control or a creature card in your graveyard, draw a card.

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

Trample When Child of Alara dies, destroy all nonland permanents. They can't be regenerated.

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

When this artifact enters, if it was cast, target opponent creates a token that's a copy of it. Whenever an opponent who controls an artifact named Wedding Ring draws a card during their turn, you draw a card. Whenever an opponent who controls an artifact named Wedding Ring gains life during their turn, you gain that much life.

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

When this creature enters, create a 1/1 white Human creature token. Coven — {5}{G}: Target creature you control gets +3/+3 and gains trample until end of turn. Activate only if you control three or more creatures with different powers.

Whenever a creature an opponent controls becomes tapped, put a +1/+1 counter on this creature.

Destroy target noncreature permanent. Then that permanent's controller may copy this spell and may choose a new target for that copy.

If a player would draw a card, instead they draw a card and reveal it. If it's a creature card, that player discards it unless they pay 3 life.

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

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

{T}: Add {C}. {T}, Tap an untapped creature you control: Add one mana of any color.

{T}: Add {R}. As this artifact enters, you may have it become a copy of any creature on the battlefield until end of turn, except it has haste.

Whenever one or more creatures attack one of your opponents or a planeswalker they control, those creatures gain menace until end of turn.

Equipped creature gets +2/+0. Whenever equipped creature deals combat damage to a player, create a token that's a copy of this Equipment. Equip {2}

Copy target instant or sorcery spell, then return it to its owner's hand. You may choose new targets for the copy.

Choose up to four target creatures you don't control. For each of them, that creature's controller faces a villainous choice — That creature becomes a 1/1 white Human creature and loses all abilities, or you create a token that's a copy of it.

({B/P} can be paid with either {B} or 2 life.) Target creature gets -5/-5 until end of turn.

{4}, Sacrifice this artifact: Roll a d20. 1 | Trapped! — You lose 3 life. 2—9 | Create five Treasure tokens. 10—19 | You gain 3 life and draw three cards. 20 | Search your library for a card. If it's an artifact card, you may put it onto the battlefield. Otherwise, put that card into your hand. Then shuffle.

Timeless Lotus enters tapped. {T}: Add {W}{U}{B}{R}{G}.

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

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

Each player shuffles their hand and graveyard into their library, then draws seven cards. Exile Time Reversal.

Whenever you gain life, put that many ribbon counters on this creature. Then if there are three or more ribbon counters on this creature, remove those counters and untap it. {T}: Add one mana of any color.

Kicker {3}{G} (You may pay an additional {3}{G} as you cast this spell.) Search your library for up to two Forest cards, put them onto the battlefield tapped, then shuffle. If this spell was kicked, untap all Forests put onto the battlefield this way. They become 3/3 green creatures with haste that are still lands.

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

When this Equipment enters, return target creature card with mana value 3 or less from your graveyard to the battlefield and attach this Equipment to it. Equipped creature gets +2/+2 and has vigilance. Equip {3}

Gain control of target creature with mana value 3 or less until end of turn. Untap that creature. It gains haste until end of turn.

Flash Polymorphine — You may have this creature enter tapped as a copy of any creature on the battlefield, except it has "When this creature enters, destroy up to one other target creature with the same name as this creature."

Until end of turn, all creatures gain "{T}: This creature deals damage equal to its power to target creature."

This land enters tapped. {T}: Add {C}. {2}, {T}, Sacrifice this land: Search your library for a Forest card and a Plains card, put them onto the battlefield tapped, then shuffle.

Counter target spell, activated ability, or triggered ability. Its controller loses life equal to the number of creatures you control.

Whenever a spell or ability an opponent controls destroys a noncreature permanent you control, you may destroy target permanent that opponent controls.

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

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

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