You may play an additional land on each of your turns.

Landfall -- Whenever a land enters the battlefield under your control, you may draw a card.

Deathtouch

The first instant or sorcery spell you cast each turn has casualty 2. (As you cast that spell, you may sacrifice a creature with power 2 or greater. When you do, copy the spell and you may choose new targets for the copy.)

Protection from white and from black

Whenever you cast a creature spell, put a +1/+1 counter on Animar, Soul of Elements.

Creature spells you cast cost {1} less to cast for each +1/+1 counter on Animar.

At the beginning of combat on your turn, you may attach any number of Auras and Equipment you control to target permanent or player.

Partner (You can have two commanders if both have partner.)

Destroy all lands.

Deathtouch, lifelink

At the beginning of your end step, choose one --

• Feed -- Target opponent loses life equal to the amount of life they lost this turn.

• Friends -- You gain life equal to the amount of life you gained this turn.

Indestructible

As long as your devotion to white and black is less than seven, Athreos isn't a creature.

Whenever another creature you own dies, return it to your hand unless target opponent pays 3 life.

Nonbasic lands don't untap during their controllers' untap steps.

Trample, infect, indestructible

If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.

Nonbasic lands are Mountains.

Forestwalk (This creature can't be blocked as long as defending player controls a Forest.)

If one or more tokens would be created under your control, those tokens plus that many 1/1 green Squirrel creature tokens are created instead.

{B}, Sacrifice X Squirrels: Target creature gets +X/-X until end of turn.

Exile all artifacts, creatures, and lands from the battlefield, all cards from all graveyards, and all cards from all hands.

Cycling {5}{R}{R} ({5}{R}{R}, Discard this card: Draw a card.)

When you cycle Decree of Annihilation, destroy all lands.

Whenever you gain life, each opponent loses 1 life.

{1}, Sacrifice another creature: Dina, Soul Steeper gets +X/+0 until end of turn, where X is the sacrificed creature's power.

Eminence -- Whenever you cast another Vampire spell, if Edgar Markov is in the command zone or on the battlefield, create a 1/1 black Vampire creature token.

First strike, haste

Whenever Edgar Markov attacks, put a +1/+1 counter on each Vampire you control.

This spell costs {1} less to cast for each card type among cards in your graveyard.

When you cast this spell, you gain control of target opponent during that player's next turn. After that turn, that player takes an extra turn.

Flying, trample, protection from instants

If you control a commander, you may cast this spell without paying its mana cost.

Counter target noncreature spell.

Exile a creature you control: Add X mana of any one color, where X is 1 plus the exiled creature's mana value. Spend this mana only to cast creature spells.

Deathtouch

Whenever a creature you control with deathtouch deals combat damage to a player, that player gets two poison counters. (A player with ten or more poison counters loses the game.)

{T}: Add {G} for each creature you control.

{T}: Choose a card name that hasn't been chosen from among Disenchant, Braingeyser, Terror, Shivan Dragon, Regrowth, and Black Lotus. Create a copy of the card with the chosen name. You may cast the copy. (You still pay its costs.)

Flying, vigilance

Each other Angel you control enters the battlefield with an additional +1/+1 counter on it for each Angel you already control.

{T}: Add {W}. Spend this mana only to cast an Angel spell.

White spells you cast cost {1} less to cast.

Blue spells you cast cost {1} less to cast.

Spells your opponents cast cost {1} more to cast.

All creatures lose all abilities and have base power and toughness 1/1.

If a creature attacking causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

{T}: Draw a card, then exile a card from your hand face down. You may look at that card for as long as it remains exiled. You may pay {4}{U}{U}. If you do, transform Jacob Hauken, Inspector.

At the beginning of your upkeep, exile the top card of your library face down. You may look at that card for as long as it remains exiled.

Once during each of your turns, you may play a land or cast a spell from among the cards exiled with this permanent without paying its mana cost.

Creatures you control get +1/+0 and have vigilance as long as you control three or more creatures.

Creatures you control also get +1/+0 and have trample as long as you control six or more creatures.

Creatures you control also get +1/+0 and have double strike as long as you control nine or more creatures.

{T}: Put two ingenuity counters on Jhoira, Ageless Innovator, then you may put an artifact card with mana value X or less from your hand onto the battlefield, where X is the number of ingenuity counters on Jhoira.

Flash

At the beginning of your end step, draw seven cards.

Each opponent's maximum hand size is reduced by seven.

If you would create one or more tokens, you may instead create that many 2/2 green Cat creature tokens with haste or that many 3/1 green Dog creature tokens with vigilance.

Destroy all artifacts, creatures, and lands. They can't be regenerated.

At the beginning of your end step, target opponent gains control of up to one target creature you control. Put two +1/+1 counters on it and tap it. It's goaded for the rest of the game and it gains "This creature can't be sacrificed." (It attacks each combat if able and attacks a player other than you if able.)

Whenever a creature you own but don't control attacks, you draw a card.

Flying

Whenever Kaalia of the Vast attacks an opponent, you may put an Angel, Demon, or Dragon creature card from your hand onto the battlefield tapped and attacking that opponent.

{R}: All creatures gain trample and haste until end of turn.

{1}{G}: Put a +1/+1 counter on target creature.

{2}{W}: Target player gains 5 life.

{3}{U}: Target player draws a card.

{4}{B}: Put target creature card from a graveyard onto the battlefield under its owner's control.

When you cast this spell, if you have fewer than seven cards in hand, draw cards equal to the difference.

Menace

Discard a card with mana value X: Counter target spell with mana value X.

{T}: Create X 1/1 red Goblin creature tokens, where X is the number of Goblins you control.

Dethrone (Whenever this creature attacks the player with the most life or tied for most life, put a +1/+1 counter on it.)

Other creatures you control have dethrone.

Whenever a creature you control with a +1/+1 counter on it dies, return that card to the battlefield under your control at the beginning of the next end step.

All Rats have fear.

{T}, Sacrifice a Rat: Create X 1/1 black Rat creature tokens, where X is the number of Rats you control.

Whenever another creature you control dies, you get an experience counter.

At the beginning of your end step, choose target creature card in your graveyard. If that card's mana value is less than or equal to the number of experience counters you have, return it to the battlefield. Otherwise, put it into your hand.

{4}, {T}, Sacrifice Mindslaver: You control target player during that player's next turn. (You see all cards that player could see and make all decisions for the player.)

Ward {X}, where X is the number of experience counters you have.

At the beginning of your end step, if a permanent you controlled left the battlefield this turn, you get an experience counter.

Creatures you control get +1/+0 for each experience counter you have.

During each of your turns, you may play a land and cast a permanent spell of each permanent type from your graveyard. (If a card has multiple permanent types, choose one as you play it.)

First strike, hexproof

Whenever Narset, Enlightened Master attacks, exile the top four cards of your library. Until end of turn, you may cast noncreature spells from among those cards without paying their mana costs.

Whenever a player casts a spell, counter it unless that player pays {3}.

Mutate {4}{G/W}{B}{B} (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.)

Deathtouch, lifelink

Whenever this creature mutates, return any number of target creature cards with total power 10 or less from your graveyard to the battlefield.

Take an extra turn after this one.

If Nexus of Fate would be put into a graveyard from anywhere, reveal Nexus of Fate and shuffle it into its owner's library instead.

+2: Create a Food token. (It's an artifact with "{2}, {T}, Sacrifice this artifact: You gain 3 life.")

+1: Target artifact or creature loses all abilities and becomes a green Elk creature with base power and toughness 3/3.

-5: Exchange control of target artifact or creature you control and target creature an opponent controls with power 3 or less.

At the beginning of your upkeep, you gain 2 life.

Whenever you gain life, you may pay {1}. If you do, draw a card and each opponent loses 1 life.

At the beginning of your upkeep, if Oloro, Ageless Ascetic is in the command zone, you gain 2 life.

Landfall -- Whenever a land enters the battlefield under your control, create a 5/5 red and green Elemental creature token.

Whenever Omnath, Locus of Rage or another Elemental you control dies, Omnath deals 3 damage to any target.

You may cast spells from your hand without paying their mana costs.

Flash

You control your opponents while they're searching their libraries.

While an opponent is searching their library, they exile each card they find. You may play those cards for as long as they remain exiled, and you may spend mana as though it were mana of any color to cast them.

Changeling

Whenever you cast an instant or sorcery spell, if it targets one or more other permanents you control, create a token that's a copy of one of those permanents.

When a spell or ability an opponent controls causes you to discard this card, create a token that's a copy of target permanent.

Vigilance

{1}, Sacrifice an artifact: Target creature you control gets +2/+0 until end of turn.

{X}, {T}, Exile an artifact card with mana value X from your graveyard: Create two tokens that are copies of the exiled card. Activate only as a sorcery.

If a player would draw a card, that player skips that draw instead.

At the beginning of each end step, each player sacrifices a permanent unless they discard a card.

Deathtouch

Mystic Arcanum -- At the beginning of your end step, exile the top card of your library. Until the end of your next turn, you may play that card.

Pact Boon -- Whenever you play a card from exile, create a Treasure token.

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

Whenever you cast a Dog spell, create a 1/1 green Cat creature token.

Whenever you cast a Cat spell, create a 1/1 white Dog creature token.

{R}{G}{W}, {T}: Rin and Seri, Inseparable deals damage to any target equal to the number of Dogs you control. You gain life equal to the number of Cats you control.

Lands don't untap during their controllers' untap steps.

At the beginning of each player's upkeep, that player untaps a land they control.

Vigilance, haste

As Saskia the Unyielding enters the battlefield, choose a player.

Whenever a creature you control deals combat damage to a player, it deals that much damage to the chosen player.

For each nonland permanent, choose a player at random. Then each player gains control of each permanent for which they were chosen. Untap those permanents.

At the beginning of your upkeep, choose target opponent. This turn, that player can't cast spells or activate abilities and plays with their hand revealed. You may play lands and cast spells from that player's hand this turn.

Deathtouch

Whenever you draw a card, you gain 2 life.

Whenever an opponent draws a card, they lose 2 life.

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.")

Players skip their untap steps.

At the beginning of your upkeep, sacrifice Stasis unless you pay {U}.

Vigilance, menace

Whenever an equipped creature you control attacks, you draw a card and you lose 1 life.

Equipment you control have equip Knight {0}.

Whenever you cast a spell you don't own, create a 3/3 black Demon creature token.

+1: Draw a card. For each opponent, exile up to one target instant or sorcery card from that player's graveyard and put a page counter on it.

-3: You may cast a spell from among cards in exile with page counters on them without paying its mana cost.

Tasha, the Witch Queen can be your commander.

Each player sacrifices X lands.

If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Creature tokens you control have vigilance and lifelink.

Vigilance, haste

{T}: Target opponent whose turn it is puts target nonlegendary creature card from your graveyard onto the battlefield under their control. It gains haste. Goad it. At the beginning of the next end step, exile it. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.)

At the beginning of each end step, if a player discarded a card this turn, create a 1/1 black Bird creature token with flying and "This creature can't block."

{3}{B}, {T}: Each opponent discards a card. Activate only as a sorcery.

All creatures have "At the beginning of your upkeep, destroy this creature unless you pay {1}."

Exile all nontoken permanents. Starting with you, each player chooses one of the exiled cards and puts it onto the battlefield tapped under their control. Repeat this process until all cards exiled this way have been chosen.

Target player takes two extra turns after this one.

When Urza, Lord High Artificer enters the battlefield, create a 0/0 colorless Construct artifact creature token with "This creature 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.

Your opponents can't cast spells with even mana values. (Zero is even.)

Your opponents can't block with creatures with even mana values.

Whenever you cast a creature spell that doesn't share a creature type with a creature you control or a creature card in your graveyard, copy that spell. (A copy of a creature spell becomes a token.)

Trample

Whenever you tap a land for mana, add one mana of any type that land produced.

Whenever an opponent taps a land for mana, that land doesn't untap during its controller's next untap step.

Each player shuffles all permanents they own into their library, then reveals that many cards from the top of their library. Each player puts all artifact, creature, and land cards revealed this way onto the battlefield, then does the same for enchantment cards, then puts all cards revealed this way that weren't put onto the battlefield on the bottom of their library.

As long as Winter Orb is untapped, players can't untap more than one land during their untap steps.

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.

Deathtouch, lifelink

If a permanent entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

Multikicker {W/U}

When Zethi, Arcane Blademaster enters the battlefield, exile up to X target instant cards from your graveyard, where X is the number of times Zethi was kicked. Put a kick counter on each of them.

Whenever Zethi attacks, copy each exiled card you own with a kick counter on it. You may cast the copies.

Flying

Enchantment creatures you control have deathtouch, lifelink, and hexproof.

{1}{W}: Target non-Aura enchantment you control becomes a creature in addition to its other types and has base power and base toughness each equal to its mana value.