Spells and abilities your opponents control can't cause their controller to search their library.

-1: Target player mills four cards. Then exile each opponent's graveyard.

Whenever Augury Adept deals combat damage to a player, reveal the top card of your library and put that card into your hand. You gain life equal to its mana value.

Draw a card for each creature target player controls, then draw a card for each creature another target player controls.

Whenever Boros Reckoner is dealt damage, it deals that much damage to any target.

{R/W}: Boros Reckoner gains first strike until end of turn.

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

As Breeding Pool enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Create a 5/5 blue and red Elemental creature token with flying.

Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

{T}: Add {C}.

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

Whenever a creature dies, you may pay {1}. If you do, Cemetery Puca becomes a copy of that creature, except it has this ability.

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

Cinder Glade enters the battlefield tapped unless you control two or more basic lands.

Whenever City of Brass becomes tapped, it deals 1 damage to you.

{T}: Add one mana of any color.

Enchant creature

As long as enchanted creature is blue, it gets +1/+1 and has shroud. (It can't be the target of spells or abilities.)

As long as enchanted creature is red, it gets +1/+1 and has haste.

Islandwalk (This creature can't be blocked as long as defending player controls an Island.)

Whenever Cold-Eyed Selkie deals combat damage to a player, you may draw that many cards.

Collision deals 6 damage to target creature with flying.

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Target creature gets +4/+2 and gains trample until end of turn.

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

Enchant creature

At the beginning of each upkeep, tap enchanted creature.

Trample

Whenever Deus of Calamity deals 6 or more damage to an opponent, destroy target land that player controls.

({U/R} can be paid with either {U} or {R}.)

Flying

Each instant and sorcery spell you cast has replicate. The replicate cost is equal to its mana cost. (When you cast it, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)

Flying

At the beginning of your upkeep, you may gain control of target permanent until end of turn. If you do, untap it and it gains haste until end of turn.

If an instant or sorcery card would be put into a graveyard from anywhere, exile it instead.

{T}, Sacrifice Evolving Wilds: 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.

Copy target instant or sorcery spell with mana value 4 or less. You may choose new targets for the copy.

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Explosion deals X damage to any target. Target player draws X cards.

Whenever you cast a green spell, you may create a 2/2 green Wolf creature token.

Whenever you cast a blue spell, you may create a 1/1 blue Bird creature token with flying.

Enchant creature

As long as enchanted creature is green, it gets +1/+1 and has vigilance.

As long as enchanted creature is blue, it gets +1/+1 and has flying.

Fiend Artisan gets +1/+1 for each creature card in your graveyard.

{X}{B/G}, {T}, Sacrifice another creature: Search your library for a creature card with mana value X or less, put it onto the battlefield, then shuffle. Activate only as a sorcery.

{R/W}: Figure of Destiny becomes a Kithkin Spirit with base power and toughness 2/2.

{R/W}{R/W}{R/W}: If Figure of Destiny is a Spirit, it becomes a Kithkin Spirit Warrior with base power and toughness 4/4.

{R/W}{R/W}{R/W}{R/W}{R/W}{R/W}: If Figure of Destiny is a Warrior, it becomes a Kithkin Spirit Warrior Avatar with base power and toughness 8/8, flying, and first strike.

{T}: Add {C}.

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

Firespout deals 3 damage to each creature without flying if {R} was spent to cast this spell and 3 damage to each creature with flying if {G} was spent to cast this spell. (Do both if {R}{G} was spent.)

{T}: Add {C}.

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

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

({T}: Add {G}.)

Destroy all artifacts and enchantments. You gain 2 life for each permanent destroyed this way.

Frontier Bivouac enters the battlefield tapped.

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

Sacrifice Fulminator Mage: Destroy target nonbasic land.

({B/G} can be paid with either {B} or {G}.)

Trample

At the beginning of your end step, return to your hand all creature cards in your graveyard that were put there from the battlefield this turn.

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

{R/G}{R/G}{R/G}{R/G}, {T}, Sacrifice Gruul Locket: Draw two cards.

Companion -- Your starting deck contains only cards with even mana values. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)

When Gyruda enters the battlefield, each player mills four cards. Put a creature card with an even mana value from among the milled cards onto the battlefield under your control.

Hinterland Harbor enters the battlefield tapped unless you control a Forest or an Island.

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

Mutate {3}{R/G}{U}{U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Flying, trample

Whenever this creature mutates, exile cards from the top of your library until you exile a nonland permanent card. Put that card onto the battlefield or into your hand.

Look at the top five cards of your library. You may reveal a creature card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

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Exile target creature. That creature's controller creates a 3/3 green Frog Lizard creature token.

Switch the power and toughness of each of up to two target creatures until end of turn.

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Search your library for an instant card and/or a sorcery card, reveal them, put them into your hand, then shuffle.

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

({T}: Add {U}.)

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

{U/R}{U/R}{U/R}{U/R}, {T}, Sacrifice Izzet Locket: Draw two cards.

{T}: Add {C}.

{T}: Add {R} or {G}. Karplusan Forest deals 1 damage to you.

Companion -- Your starting deck contains only cards with mana value 3 or greater and land cards. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)

When Keruga, the Macrosage enters the battlefield, draw a card for each other permanent you control with mana value 3 or greater.

({T}: Add {G}, {U}, or {R}.)

Ketria Triome enters the battlefield tapped.

Cycling {3} ({3}, Discard this card: Draw a card.)

Whenever a creature with power 4 or greater enters the battlefield under your control, draw a card.

-1: Untap target permanent.

When Kitchen Finks enters the battlefield, you gain 2 life.

Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)

Mutate {U/R}{U/R} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Whenever this creature mutates, return target instant or sorcery card from your graveyard to your hand.

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

Add two mana in any combination of colors.

Draw a card.

Cast this spell only before attackers are declared.

You choose which creatures attack this turn.

You choose which creatures block this turn and how those creatures block.

({W/U} can be paid with either {W} or {U}.)

{T}: Tap target creature.

Each other creature becomes a copy of target nonlegendary creature until end of turn.

Morselhoarder enters the battlefield with two -1/-1 counters on it.

Remove a -1/-1 counter from Morselhoarder: Add one mana of any color.

({T}: Add {R}.)

Other green creatures you control get +1/+1.

Other blue creatures you control get +1/+1.

Untap all green and/or blue creatures you control during each other player's untap step.

Flying

Whenever Nightveil Specter deals combat damage to a player, that player exiles the top card of their library.

You may play lands and cast spells from among cards exiled with Nightveil Specter.

Overbeing of Myth's power and toughness are each equal to the number of cards in your hand.

At the beginning of your draw step, draw an additional card.

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.)

Target creature you control fights another target creature. (Each deals damage equal to its power to the other.)

Counter target activated or triggered ability. (Mana abilities can't be targeted.)

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Create a token that's a copy of target creature you control.

Rootbound Crag enters the battlefield tapped unless you control a Mountain or a Forest.

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

Whenever Rubblebelt Raiders attacks, put a +1/+1 counter on it for each attacking creature you control.

{T}: Add {C}.

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

Whenever you cast a noncreature spell, create a 1/1 colorless Servo artifact creature token.

-2: Target artifact you control becomes a copy of another target artifact or creature you control until end of turn, except it's an artifact in addition to its other types.

Enchant creature

Enchanted creature gets +3/-3.

Double strike

Savageborn Hydra enters the battlefield with X +1/+1 counters on it.

{1}{R/G}: Put a +1/+1 counter on Savageborn Hydra. Activate only as a sorcery.

As an additional cost to cast this spell, put a -1/-1 counter on a creature you control.

Draw two cards.

Haste

Whenever a creature you control deals combat damage to a player, put a +1/+1 counter on it.

Ferocious -- {2}{G/U}{G/U}: Draw a card for each creature you control with power 4 or greater.

{T}: Add {C}.

{T}: Add {U} or {R}. Shivan Reef deals 1 damage to you.

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

{G/U}{G/U}{G/U}{G/U}, {T}, Sacrifice Simic Locket: Draw two cards.

Spire Garden enters the battlefield tapped unless you have two or more opponents.

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

Whenever Spitemare is dealt damage, it deals that much damage to any target.

Create a token that's a copy of target creature.

Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)

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

As Steam Vents enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

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

As Stomping Ground enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain.

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

Destroy target artifact or enchantment, then populate. (Create a token that's a copy of a creature token you control.)

Swiftwater Cliffs enters the battlefield tapped.

When Swiftwater Cliffs enters the battlefield, you gain 1 life.

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

At the beginning of each end step, if an opponent lost 3 or more life this turn, you may draw a card. (Damage causes loss of life.)

Temple of Epiphany enters the battlefield tapped.

When Temple of Epiphany enters the battlefield, scry 1.

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

Temple of Mystery enters the battlefield tapped.

When Temple of Mystery enters the battlefield, scry 1.

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

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

Thornwood Falls enters the battlefield tapped.

When Thornwood Falls enters the battlefield, you gain 1 life.

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

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control.

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Create a 4/4 red and green Beast creature token with trample.

Enchant land

Enchanted land has shroud. (It can't be the target of spells or abilities.)

Whenever enchanted land is tapped for mana, its controller adds an additional one mana of any color.

Mutate {3}{G/U}{G/U} (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)

Whenever this creature mutates, create a 3/3 green Beast creature token.

Companion -- Each nonland card in your starting deck shares a card type. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.)

As Umori, the Collector enters the battlefield, choose a card type.

Spells you cast of the chosen type cost {1} less to cast.

Vivid Crag enters the battlefield tapped with two charge counters on it.

{T}: Add {R}.

{T}, Remove a charge counter from Vivid Crag: Add one mana of any color.

Vivid Creek enters the battlefield tapped with two charge counters on it.

{T}: Add {U}.

{T}, Remove a charge counter from Vivid Creek: Add one mana of any color.

When Wistful Selkie enters the battlefield, draw a card.

When Wort, the Raidmother enters the battlefield, create two 1/1 red and green Goblin Warrior creature tokens.

Each red or green instant or sorcery spell you cast has conspire. (As you cast the spell, you may tap two untapped creatures you control that share a color with it. When you do, copy it and you may choose new targets for the copy.)

Trample

At the beginning of combat on your turn, you may pay {1}{U/R}{U/R}. If you do, gain control of target creature an opponent controls with power less than Yasova Dragonclaw's power until end of turn, untap that creature, and it gains haste until end of turn.

{T}: Add {C}.

{T}: Add {G} or {U}. Yavimaya Coast deals 1 damage to you.