As Adaptive Automaton enters the battlefield, 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.

{2}: Target white creature gains persist until end of turn. (When it 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.)

Blazethorn Scarecrow has haste as long as you control a red creature. Blazethorn Scarecrow has wither as long as you control a green creature. (It deals damage to creatures in the form of -1/-1 counters.)

When Crossroads Candleguide enters the battlefield, exile up to one target card from a graveyard. {2}: Add one mana of any color.

{2}: Target black creature gains wither until end of turn. (It deals damage to creatures in the form of -1/-1 counters.)

{3}: Target green creature gets +1/+1 until end of turn.

{2}: Target red creature gains haste until end of turn.

First strike Metalcraft — Creatures you control get +3/+0 as long as you control three or more artifacts.

{3}: Jousting Dummy gets +1/+0 until end of turn.

Changeling (This card is every creature type.) {X}: Until end of turn, creatures you control have base power and toughness X/X and gain all creature types.

Rattleblaze Scarecrow has persist as long as you control a black creature. (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.) Rattleblaze Scarecrow has haste as long as you control a red creature.

Foretell {0} (During your turn, you may pay {2} and exile this card from your hand face down. Cast it on a later turn for its foretell cost.)

{1}: Scrapbasket becomes all colors until end of turn.

Thornwatch Scarecrow has wither as long as you control a green creature. (It deals damage to creatures in the form of -1/-1 counters.) Thornwatch Scarecrow has vigilance as long as you control a white creature.

Watchwing Scarecrow has vigilance as long as you control a white creature. Watchwing Scarecrow has flying as long as you control a blue creature.

Whenever Wicker Warcrawler attacks or blocks, put a -1/-1 counter on it at end of combat.

Defender {2}, Sacrifice Wild-Field Scarecrow: Search your library for up to two basic land cards, reveal them, put them into your hand, then shuffle.

You may have Body Double enter the battlefield as a copy of any creature card in a graveyard.

{2}, {T}: Copy target activated or triggered ability you control. You may choose new targets for the copy. {3}, {T}: Copy target instant or sorcery spell you control. You may choose new targets for the copy. {4}, {T}: Copy target permanent spell you control. (The copy becomes a token.)

Enchant artifact you control At the beginning of your upkeep, create a token that's a copy of enchanted artifact. Then if you control eight or more artifacts with the same name as one another, you win the game.

As Mirror of the Forebears enters the battlefield, choose a creature type. {1}: 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.

Whenever another nontoken artifact enters the battlefield under your control, you may pay {2}. If you do, create a token that's a copy of that artifact.

Whenever another creature enters the battlefield under your control, you may have Renegade Doppelganger become a copy of that creature until end of turn. (If it does, it loses this ability for the rest of the turn.)

Chainbreaker enters the battlefield with two -1/-1 counters on it. {3}, {T}: Remove a -1/-1 counter from target creature.

Farmstead Gleaner doesn't untap during your untap step. {2}, {Q}: Put a +1/+1 counter on Farmstead Gleaner. ({Q} is the untap symbol.)

Changeling (This card is every creature type.)

You gain X life and draw X cards, where X is the number of creatures you control. Creatures you control get +1/+1 until end of turn.

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

Draw cards equal to the highest mana value among artifacts you control.

This spell costs {1} less to cast for each artifact you control. Look at the top seven cards of your library. You may reveal up to two artifact cards from among them and put them into your hand. Put the rest on the bottom of your library in a random order.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Draw three cards.

Draw cards equal to the highest mana value among permanents you control.

{T}: Add {C}. {1}{U}, {T}: Put target artifact card from your graveyard on top of your library.

As Cavern of Souls enters the battlefield, choose a creature type. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type, and that spell can't be countered.

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

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

({T}: Add {G}.)

Gateway Plaza enters the battlefield tapped. When Gateway Plaza enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

{T}: Add {C}. {2}{G}{W}, {T}: Put a +1/+1 counter on each creature you control.

({T}: Add {U}.)

{T}: Add {C}{C}{C}. Spend this mana only to cast artifact spells.

({T}: Add {R}.)

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.)

({T}: Add {W}.)

{T}: Add one mana of any type that a land you control could produce.

Shimmerdrift Vale enters the battlefield tapped. As Shimmerdrift Vale enters the battlefield, choose a color. {T}: Add one mana of the chosen color.

({T}: Add {B}.)

{T}: Add {C}{C}. Activate only if you control five or more lands.

Transguild Promenade enters the battlefield tapped. When Transguild Promenade enters the battlefield, sacrifice it unless you pay {1}. {T}: Add one mana of any color.

Uncharted Haven enters the battlefield tapped. As Uncharted Haven enters the battlefield, choose a color. {T}: Add one mana of the chosen color.

{T}: Add one mana of any color. {T}: Target creature becomes the color or colors of your choice until end of turn.

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

{T}: Add one mana of any color in your commander's color identity. Sacrifice Commander's Sphere: Draw a card.

{T}, Sacrifice Jeweled Lotus: Add three mana of any one color. Spend this mana only to cast your commander.

When Mana Geode enters the battlefield, scry 1. {T}: Add one mana of any color.

+1: Target permanent doesn't untap during its controller's next untap step. −2: Ajani Vengeant deals 3 damage to any target and you gain 3 life. −7: Destroy all lands target player controls.

+1: Put two +1/+1 counters on up to one target creature you control. 0: Until end of turn, Oko, the Trickster becomes a copy of target creature you control. Prevent all damage that would be dealt to him this turn. −7: Until end of turn, each creature you control has base power and toughness 10/10 and gains trample.

Each spell costs {3} more to cast except during its controller's turn.

Defender Creatures with flying your opponents control get -1/-0.

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.

Flying Artifact spells you cast cost {1} less to cast.

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

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

When Daring Archaeologist enters the battlefield, you may return target artifact card from your graveyard to your hand. Whenever you cast a historic spell, put a +1/+1 counter on Daring Archaeologist. (Artifacts, legendaries, and Sagas are historic.)

Imprint — Whenever a nontoken creature dies, you may exile that card. If you do, return each other card exiled with Mimic Vat to its owner's graveyard. {3}, {T}: Create a token that's a copy of a card exiled with Mimic Vat. It gains haste. Exile it at the beginning of the next end step.

Changeling (This card is every creature type.) Exile target creature. Its controller creates a 1/1 colorless Shapeshifter creature token with changeling.

Grim Poppet enters the battlefield with three -1/-1 counters on it. Remove a -1/-1 counter from Grim Poppet: Put a -1/-1 counter on another target creature.

Sacrifice Heap Doll: Exile target card from a graveyard.

Changeling (This card is every creature type.) When Masked Vandal enters the battlefield, you may exile a creature card from your graveyard. If you do, exile target artifact or enchantment an opponent controls.

Counter target noncreature spell.

{4}, {T}: Create a 2/2 colorless Shapeshifter creature token with changeling. (It has every creature type.)