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

Lands you control have "{T}: Add one mana of any color." {T}: Add one mana of any color.

Tap two untapped artifacts you control: Untap target artifact.

Whenever you cast an artifact creature spell, it gains sunburst. (It enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.) At the beginning of your end step, if there are thirty or more counters among artifacts and creatures you control, Lux Artillery deals 10 damage to each opponent.

Indestructible (Effects that say "destroy" don't destroy this artifact.) Myr creatures get +1/+1. {5}: Create a 1/1 colorless Myr artifact creature token.

{T}: Add {C}{C}. Spend this mana only to cast Myr spells or activate abilities of Myr. {3}, {T}: Return target Myr card from your graveyard to your hand.

{T}: Create a 1/1 colorless Myr artifact creature token. {T}, Tap five untapped Myr you control: Search your library for a Myr creature card, put it onto the battlefield, then shuffle.

You may look at the top card of your library any time. You may cast artifact spells and colorless spells from the top of your library. {T}, Pay 1 life: Exile the top card of your library.

Imprint — When Semblance Anvil enters the battlefield, you may exile a nonland card from your hand. Spells you cast that share a card type with the exiled card cost {2} less to cast.

Equipped creature gets +1/-1. Whenever equipped creature dies, draw two cards. Equip {1}

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

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

Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.) Equip {1}

{T}, Sacrifice five artifacts: Take an extra turn after this one.

Untap all artifacts you control during each other player's untap step.

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.

Other artifact creatures you control have haste. Whenever one or more artifact creatures you control attack, Alibou, Ancient Witness deals X damage to any target and you scry X, where X is the number of tapped artifacts you control.

{T}: Add one mana of any color.

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.

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

{T}: Add {G}.

Indestructible (Damage and effects that say "destroy" don't destroy this creature. If its toughness is 0 or less, it's still put into its owner's graveyard.)

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

{T}: Add {W}.

Flash Vigilance When Guardian of Faith enters the battlefield, any number of other target creatures you control phase out. (Treat them and anything attached to them as though they don't exist until their controller's next turn.)

Flying, vigilance

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) Whenever Ichorclaw Myr becomes blocked, it gets +2/+2 until end of turn.

Creatures you control have vigilance and "{T}: Add one mana of any color. Spend this mana only to cast a creature spell." Whenever you cast a creature spell, if three or more mana from creatures was spent to cast it, draw a card.

{T}: Add {R}.

Whenever you cast a historic spell, draw a card. (Artifacts, legendaries, and Sagas are historic.)

{T}: Add {B}.

Trample Tap an untapped artifact you control: Lodestone Myr gets +1/+1 until end of turn.

Prevent all combat damage that would be dealt to attacking artifact creatures you control. Whenever one or more artifact creatures enter the battlefield under your control, draw a card. This ability triggers only once each turn.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Artifact creature spells you cast have affinity for artifacts. (They cost {1} less to cast for each artifact you control.)

When Myr Battlesphere enters the battlefield, create four 1/1 colorless Myr artifact creature tokens. Whenever Myr Battlesphere attacks, you may tap X untapped Myr you control. If you do, Myr Battlesphere gets +X/+0 until end of turn and deals X damage to the player or planeswalker it's attacking.

Other Myr creatures you control get +1/+1. {1}, {T}: Untap each other Myr you control.

When Myr Kinsmith enters the battlefield, you may search your library for a Myr card, reveal it, put it into your hand, then shuffle.

{3}, {T}: Create a token that's a copy of Myr Propagator.

When Myr Retriever dies, return another target artifact card from your graveyard to your hand.

When Myr Sire dies, create a 1/1 colorless Phyrexian Myr artifact creature token.

Spend only mana produced by creatures to cast this spell.

Imprint — {T}: Exile target artifact card from a graveyard. Myr Welder has all activated abilities of all cards exiled with it.

Whenever you cast an artifact spell, you may pay {1}. If you do, create a 1/1 colorless Myr artifact creature token.

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

Flash You may cast artifact spells as though they had flash.

{T}: Add {U}.

Creatures you control have "{T}: Add one mana of any color."

As Mirrodin Besieged enters the battlefield, choose Mirran or Phyrexian. • Mirran — Whenever you cast an artifact spell, create a 1/1 colorless Myr artifact creature token. • Phyrexian — At the beginning of your end step, draw a card, then discard a card. Then if there are fifteen or more artifact cards in your graveyard, target opponent loses the game.

{1}{G}{U}: Put a +1/+1 counter on target creature you control. Whenever one or more +1/+1 counters are put on a creature you control, put that many growth counters on Simic Ascendancy. At the beginning of your upkeep, if Simic Ascendancy has twenty or more growth counters on it, you win the game.

Return target nonland permanent you don't control to its owner's hand. Overload {6}{U} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")

Tap target creature. Metalcraft — If you control three or more artifacts, exile that creature.

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Permanents you control gain hexproof and indestructible until end of turn.

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.

Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.) Exile Teferi's Protection.

{T}, Pay 1 life, Sacrifice Arid Mesa: Search your library for a Mountain or Plains card, put it onto the battlefield, then shuffle.

({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.

{T}: Add {C}. {2}, {T}, Sacrifice Buried Ruin: Return target artifact card from your graveyard to your hand.

Indestructible {T}: Add {C}. {5}, {T}: Add five mana in any combination of colors.

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

{T}: Add {C}. {5}, {T}: Add {W}{U}{B}{R}{G}.

Indestructible {T}: Add {C}.

{T}, Pay 1 life, Sacrifice Flooded Strand: Search your library for a Plains or Island card, put it onto the battlefield, then shuffle.

({T}: Add {G}.)

({T}: Add {W} or {B}.) As Godless Shrine enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

Grand Coliseum enters the battlefield tapped. {T}: Add {C}. {T}: Add one mana of any color. Grand Coliseum deals 1 damage to you.

({T}: Add {W} or {U}.) As Hallowed Fountain enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

({T}: Add {U}.)

{T}, Pay 1 life, Sacrifice Marsh Flats: Search your library for a Plains or Swamp card, put it onto the battlefield, then shuffle.

{T}, Pay 1 life, Sacrifice Misty Rainforest: Search your library for a Forest or Island card, put it onto the battlefield, then shuffle.

({T}: Add {W}.)

{T}, Pay 1 life, Sacrifice Polluted Delta: Search your library for an Island or Swamp card, put it onto the battlefield, then shuffle.

({T}: Add {R} or {W}.) As Sacred Foundry enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Pay 1 life, Sacrifice Scalding Tarn: Search your library for an Island or Mountain card, put it onto the battlefield, then shuffle.

({T}: Add {G}, {W}, or {U}.) Spara's Headquarters enters the battlefield tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

({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.

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

({T}: Add {G} or {W}.) As Temple Garden enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

As Unclaimed Territory 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.

{T}, Pay 1 life, Sacrifice Verdant Catacombs: Search your library for a Swamp or Forest card, put it onto the battlefield, then shuffle.

({T}: Add {U} or {B}.) As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.

{T}, Pay 1 life, Sacrifice Windswept Heath: Search your library for a Forest or Plains card, put it onto the battlefield, then shuffle.

Each player sacrifices all permanents they control that are one or more colors.

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.

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

Search your library for a Plains, Island, Swamp, or Mountain card, put it onto the battlefield tapped, then shuffle.

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.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Destroy all nonartifact creatures.

Choose two — • Exile target player's graveyard. You gain 1 life for each card exiled this way. • Search your library for up to two land cards, put them onto the battlefield tapped, then shuffle. • Create two 2/2 green Bear creature tokens. • Put two +1/+1 counters on each creature you control.