As Adaptive Automaton enters, choose a creature type.

Adaptive Automaton is the chosen type in addition to its other types.

Other creatures you control of the chosen type get +1/+1.

As An-Zerrin Ruins enters, choose a creature type.

Creatures of the chosen type don't untap during their controllers' untap steps.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I, II — Choose a creature you control. Until your next turn, all damage that would be dealt to creatures you control is dealt to that creature instead.

III — Return target creature card from your graveyard to the battlefield with a flying counter on it. That creature is an Angel Warrior in addition to its other types.

, : Choose a land type. Target creature you control gains snow landwalk of the chosen type until end of turn. Return that creature to its owner's hand at the beginning of the next end step. (It can't be blocked as long as defending player controls a snow land of that type.)

At the beginning of your first main phase, choose one or more —

• Sell Contraband — Create a Treasure token. You lose 1 life.

• Buy Information — Draw a card. You lose 2 life.

• Hire a Mercenary — Create a 3/2 colorless Shapeshifter creature token with changeling. You lose 3 life. (It has every creature type.)

Changeling (This card is every creature type.)

As Bloodline Pretender enters, choose a creature type.

Whenever another creature you control of the chosen type enters, put a +1/+1 counter on Bloodline Pretender.

Domain — When Bortuk Bonerattle enters, if you cast it, choose target creature card in your graveyard. Return that card to the battlefield if its mana value is less than or equal to the number of basic land types among lands you control. Otherwise, put it into your hand.

Each player mills ten cards. For each player, choose a creature or planeswalker card in that player's graveyard. Put those cards onto the battlefield under your control. Then each creature you control becomes a Phyrexian in addition to its other types.

You may choose not to untap Callous Oppressor during your untap step.

As Callous Oppressor enters, an opponent chooses a creature type.

: Gain control of target creature that isn't of the chosen type for as long as Callous Oppressor remains tapped.

As Circle of Solace enters, choose a creature type.

: The next time a creature of the chosen type would deal damage to you this turn, prevent that damage.

Whenever an artifact, creature, or enchantment enters, its controller chooses target permanent another player controls that shares a card type with it. Exchange control of those permanents.

Choose a creature type. Coordinated Barrage deals damage to target attacking or blocking creature equal to the number of permanents you control of the chosen type.

Choose a creature type. Creatures that aren't of the chosen type get -3/-3 until end of turn.

Choose a creature type. Draw a card for each permanent you control of that type.

As Door of Destinies enters, choose a creature type.

Whenever you cast a spell of the chosen type, put a charge counter on Door of Destinies.

Creatures you control of the chosen type get +1/+1 for each charge counter on Door of Destinies.

When Elvish Soultiller dies, choose a creature type. Shuffle all creature cards of that type from your graveyard into your library.

As Etchings of the Chosen enters, choose a creature type.

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

, Sacrifice a creature of the chosen type: Target creature you control gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)

Choose a creature type. Look at the top six cards of your library. You may reveal any number of cards of the chosen type from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in a random order.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

For each player, choose a creature card in that player's graveyard. Put those cards onto the battlefield under your control. They're black Zombies in addition to their other colors and types and they gain decayed. (A creature with decayed can't block. When it attacks, sacrifice it at end of combat.)

: Until end of turn, target token you control becomes a green Bear creature with base power and toughness 4/4 in addition to its other colors and types.

Choose a Background (You can have a Background as a second commander.)

Choose a creature type. Return up to two creature cards of that type from your graveyard to the battlefield. If this spell was foretold, return all creature cards of that type from your graveyard to the battlefield instead.

Foretell (During your turn, you may pay and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

As Icon of Ancestry enters, choose a creature type.

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

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

Flash

As Instruments of War enters, choose a creature type.

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

Choose a creature type. For each creature you control of the chosen type, create a token that's a copy of that creature. Those tokens gain haste. Exile them at the beginning of the next end step.

Choose a creature type. Destroy all creatures that aren't of the chosen type.

Whenever a creature you control dies, draw a card.

+1: Create a 2/2 black Zombie creature token.

−4: Each player sacrifices two creatures.

−9: Each opponent chooses a permanent they control of each permanent type and sacrifices the rest.

Choose a nonbasic land type. Each land you control of that type becomes a copy of target creature you control until end of turn and gains haste until end of turn.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

As Mirror of the Forebears enters, choose a creature type.

: Until end of turn, Mirror of the Forebears becomes a copy of target creature you control of the chosen type, except it's an artifact in addition to its other types.

Flying

: Mistform Wakecaster becomes the creature type of your choice until end of turn.

, : Choose a creature type. Each creature you control becomes that type until end of turn.

Changeling (This card is every creature type.)

As Morophon, the Boundless enters, choose a creature type.

Spells of the chosen type you cast cost 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.

You may discard a Swamp card rather than pay this spell's mana cost.

Choose a creature type. All creatures of that type get -1/-1 until end of turn.

Choose a creature type. Target player draws X cards and loses X life, where X is the number of creatures they control of the chosen type.

Each player chooses a creature type. Each player returns all creature cards of a type chosen this way from their graveyard to the battlefield.

As Pillar of Origins enters, choose a creature type.

: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

As Progenitor's Icon enters, choose a creature type.

: Add one mana of any color.

: The next spell of the chosen type you cast this turn can be cast as though it had flash.

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.)

As Radiant Destiny enters, choose a creature type.

Creatures you control of the chosen type get +1/+1. As long as you have the city's blessing, they also have vigilance.

Choose a creature type. Return all creatures that aren't of the chosen type to their owners' hands.

Changeling (This card is every creature type.)

As Realmwalker enters, choose a creature type.

You may look at the top card of your library any time.

You may cast creature spells of the chosen type from the top of your library.

As Reflections of Littjara enters, choose a creature type.

Whenever you cast a spell of the chosen type, copy that spell. (A copy of a permanent spell becomes a token.)

Vigilance

As Riders of Gavony enters, choose a creature type.

Human creatures you control have protection from creatures of the chosen type.

, Sacrifice Riptide Shapeshifter: Choose a creature type. Reveal cards from the top of your library until you reveal a creature card of that type. Put that card onto the battlefield and shuffle the rest into your library.

Choose two target creatures that share no creature types. Those creatures fight each other. (Each deals damage equal to its power to the other.)

Choose a creature type. Roar of the Crowd deals damage to any target equal to the number of permanents you control of the chosen type.

Choose one or both —

• Create a token that's a copy of target artifact.

• Create a token that's a copy of target creature, except it's an artifact in addition to its other types.

Choose up to five worth of modes. You may choose the same mode more than once.

— Put a +1/+1 counter on a creature you control. It gains vigilance and trample until end of turn.

— Choose artifact or enchantment. Destroy all permanents of the chosen type.

— Draw cards equal to the greatest power among creatures you control.

Flying

As Serra's Emissary enters, choose a card type.

You and creatures you control have protection from the chosen card type.

When Skemfar Shadowsage enters, choose one —

• Each opponent loses X life, where X is the greatest number of creatures you control that have a creature type in common.

• You gain X life, where X is the greatest number of creatures you control that have a creature type in common.

Choose a creature type other than Wall. Each creature becomes that type until end of turn.

As Stenn, Paranoid Partisan enters, choose a card type other than creature or land.

Spells you cast of the chosen type cost less to cast.

: Exile Stenn. Return it to the battlefield under its owner's control at the beginning of the next end step.

At the beginning of each player's upkeep, that player chooses artifact, creature, land, or non-Aura enchantment. All nontoken permanents of that type phase out. (While they're phased out, they're treated as though they don't exist. Each one phases in before its controller untaps during their next untap step.)