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

{2}{W}: Adapt 1. (If this creature has no +1/+1 counters on it, put a +1/+1 counter on it.) Whenever one or more +1/+1 counters are put on this creature, it gains double strike until end of turn.

Sacrifice this creature: Put a +1/+1 counter on target creature.

{T}: Put a +1/+1 counter on each artifact creature you control.

This creature gets +1/+1 for each Equipment attached to it.

{T}: Target land becomes an artifact in addition to its other types until end of turn.

{2}, {T}: Shuffle your library.

At the beginning of your upkeep, put a +1/+1 counter on this creature. This creature can't attack or block unless you pay {1} for each +1/+1 counter on it.

{3}: Switch this creature's power and toughness until end of turn.

Spend only mana produced by creatures to cast this spell.

When this creature enters, scry 2. Then each opponent may scry 1. (To scry X, a player looks at the top X cards of their library, then puts any number of them on the bottom and the rest on top in any order.)

{1}, {T}, Sacrifice this artifact: Create a 1/1 colorless Myr artifact creature token. When this artifact is put into a graveyard from the battlefield, you may pay {W}. If you do, draw a card.

{2}, Sacrifice this creature: Draw a card.

{T}: Add {W}.

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

Indestructible {T}: Add {C}.

({T}: Add {G}.)

{T}: Add {R}.

({T}: Add {U}.)

({T}: Add {R}.)

This land enters 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}.)

You have no maximum hand size. {T}: Add {C}.

{T}: Add {U}.

{T}: Add {C}. {T}, Pay 1 life: Add one mana of any color. Activate only if you control an artifact.

({T}: Add {B}.)

{T}: Add {G}.

{T}: Add {C}. If you control an Urza's Power-Plant and an Urza's Tower, add {C}{C} instead.

{T}: Add {C}. If you control an Urza's Mine and an Urza's Tower, add {C}{C} instead.

{T}: Add {C}. If you control an Urza's Mine and an Urza's Power-Plant, add {C}{C}{C} instead.

Artifacts you control have indestructible. (Effects that say "destroy" don't destroy them. Artifact creatures with indestructible can't be destroyed by damage.)

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.)

{T}: Add one mana of any color.

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

{T}: Add {G}.

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

Colorless creatures you control get +2/+2. Whenever you tap a permanent for {C}, add an additional {C}. Whenever you cast a colorless spell, you gain 2 life.

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

Prototype {3}{R} — 2/2 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

{T}: Add {W}.

{T}: Add {R}.

{T}: Add {B}.

Toxic 1 (Players dealt combat damage by this creature also get a poison counter.) {T}, Pay 2 life: Add one mana of any color.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.)

When this creature dies, add {C}.

{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}: Add {C}{C}.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) {T}: Add {C}.

{T}: Add {U}.

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

When this creature dies, return another target artifact card from your graveyard to your hand.

Enchant creature At the beginning of your upkeep, enchanted creature's controller sacrifices it and you create a 1/1 colorless Phyrexian Myr artifact creature token.

If an effect would create one or more tokens under your control, it creates twice that many of those tokens instead. If an effect would put one or more counters on a permanent you control, it puts twice that many of those counters on that permanent instead.

Create two 1/1 colorless Myr artifact creature tokens.

As this enchantment enters, 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.

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

{6}, {T}, Sacrifice this artifact: Search your library for any number of artifact cards, exile them, then create that many 1/1 colorless Myr artifact creature tokens. Then shuffle.

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.

{3}, {T}: Create a token that's a copy of this creature.

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

{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.

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

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