{T}, Sacrifice an artifact: Bjorna, Nightfall Alchemist deals 1 damage to target creature. Goad that creature. (Until your next turn, that creature attacks each combat if able and attacks a player other than you if able.) Friends forever (You can have two commanders if both have friends forever.)

Enchant creature you control When enchanted creature deals combat damage to a player, sacrifice it and attach this Aura to a creature you control. If you do, untap all creatures you control and after this phase, there is an additional combat phase.

Flying Other artifact creatures you control have flying. When this creature enters, until end of turn, each noncreature artifact you control becomes an artifact creature with base power and toughness 4/4.

Whenever Gonti's Aether Heart or another artifact you control enters, you get {E}{E} (two energy counters). Pay eight {E}, Exile Gonti's Aether Heart: Take an extra turn after this one.

Sacrifice a creature: Add {C}{C}.

When this creature dies, add {C}{C}{C}.

Flying {T}: Add one mana of any color.

Flying When this creature enters, untap up to seven lands. {2}{U}{U}: Return this creature to its owner's hand.

This artifact enters tapped. When this artifact enters, you get {E}{E}{E} (three energy counters). {T}: Add {C}. {T}, Pay {E}: Add one mana of any color.

Whenever one or more artifact creatures you control deal combat damage to a player, you get {E} (an energy counter). Pay {E}{E}{E}: Create a tapped 3/3 colorless Robot artifact creature token.

Create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is the number of cards in your library.

Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.) Other nontoken creatures you control have fabricate 1. {2}, {T}: Choose one — • Populate. • Proliferate.

Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying.

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.

Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying. {1}{U}, Sacrifice two artifacts: Draw a card.

Flying Whenever this creature or another creature you control enters, you get {E} (an energy counter). Whenever this creature attacks, you may pay {E}{E}. If you do, put a +1/+1 counter on it and tap up to one target creature defending player controls.

Experiment Kraj has all activated abilities of each other creature with a +1/+1 counter on it. {T}: Put a +1/+1 counter on target creature.

Flying {2}{U}: Until end of turn, target noncreature artifact you control becomes an artifact creature and gains flying. If it's not a Vehicle, it has base power and toughness 1/1 until end of turn. At the beginning of your upkeep, put a +1/+1 counter on each of up to three target noncreature artifacts.

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) When Emry enters, mill four cards. {T}: Choose target artifact card in your graveyard. You may cast that card this turn. (You still pay its costs. Timing rules still apply.)

Play with your hand revealed. If you would draw a card, reveal the top card of your library instead. If it's a creature card, put it into your graveyard. Otherwise, draw a card. Whenever a creature is put into your graveyard from the battlefield, return it to your hand.

Choose up to one target artifact or creature card in your graveyard. You get {E}{E} (two energy counters). Then you may pay an amount of {E} equal to that card's mana value. If you do, return it from your graveyard to the battlefield. Cycling {2} ({2}, Discard this card: Draw a card.)

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

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

Flash (You may cast this spell any time you could cast an instant.) When this creature enters, choose one — • Untap target permanent you control. • Tap target permanent an opponent controls.

Creatures don't untap during their controllers' untap steps. Whenever a creature enters, untap all creatures.

{T}: Untap another target permanent. {T}: Untap two other target legendary creatures.

When this creature enters, untap target creature.

Equipped creature has "{2}, {T}: This creature deals 1 damage to any target" and "Whenever a creature dies, untap this creature." Whenever a Shaman creature enters, you may attach this Equipment to it. Equip {4}

You may activate abilities of creatures you control as though those creatures had haste. {1}, {T}: Untap target creature.

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

Whenever this creature attacks, you get {E}{E} (two energy counters). Pay {E}{E}: Exile this creature, then return it to the battlefield under its owner's control.

When this creature enters, target artifact you control becomes an artifact creature with base power and toughness 5/5 for as long as this creature remains on the battlefield.

{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}.)

This land enters tapped. {T}: Add {C}. {T}: Add one mana of any color. Spend this mana only to cast artifact spells or activate abilities of artifacts. Modular 1

This land enters tapped. Indestructible {T}: Add {W} or {U}.

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

This land enters tapped. Indestructible {T}: Add {R} or {W}.

This land enters tapped. {T}: Add {C}. {T}, Tap an untapped creature you control: Add one mana of any color. {2}, Sacrifice this land: Draw a card.

{T}: Add {U}.

This land enters tapped. Indestructible {T}: Add {U} or {R}.

This land enters tapped. Indestructible {T}: Add {R} or {G}.

This land enters tapped. Indestructible {T}: Add {G} or {U}.

This land enters tapped. Indestructible {T}: Add {G} or {W}.

{T}: Add {C}. {X}{X}, {T}, Sacrifice this land: Create X Treasure tokens.

Revolt — As long as a permanent left the battlefield under your control this turn, if a source you control would deal noncombat damage to an opponent or a permanent an opponent controls, it deals that much damage plus 2 instead. Whenever you get one or more {E}, this enchantment deals that much damage to any target.

Return all attacking creatures to their owner's hand.

For each attacking creature, its owner puts it on their choice of the top or bottom of their library.

When this creature dies, you gain 2 life. {G}, Sacrifice this creature: Exile target noncreature artifact or noncreature enchantment.

Whenever Karn blocks or becomes blocked, it gets -4/+4 until end of turn. {1}: Target noncreature artifact becomes an artifact creature with power and toughness each equal to its mana value until end of turn.

When this creature enters, destroy target nonland permanent an opponent controls.

Whenever a permanent you control is put into a graveyard, you get {E} (an energy counter). {T}, Pay six {E}: Look at the top six cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.

When this creature enters, you gain 2 life. When this creature leaves the battlefield, draw a card.

If you would get one or more {E} (energy counters), you get that many plus one {E} instead. {T}: Draw a card. Activate only if you've paid or lost four or more {E} this turn.

The first activated ability of an artifact you activate each turn costs {2} less to activate. +1: Draw two cards. Then discard two cards unless you discard an artifact card. −2: Target artifact becomes an artifact creature. If it isn't a Vehicle, it has base power and toughness 4/4. −6: You get an emblem with "Whenever an artifact you control becomes tapped, draw a card."

Affinity for artifacts (This spell costs {1} less to cast for each artifact you control.) Flying When this creature enters, draw two cards.

At the beginning of combat on your turn, target artifact creature you control gets +2/+2 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)