Whenever a permanent you control is put into a graveyard, you get {E} (an energy counter). {T}, Pay {E}{E}{E}{E}{E}{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.

Whenever one or more +1/+1 counters are put on a permanent you control, you may pay {1}. If you do, create a 1/1 colorless Servo artifact creature token. {3}, {T}: Choose a counter on target permanent or player. Give that permanent or player another counter of that kind.

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

{1}, {T}: Add {W}{U}.

{1}, {T}: Add {R}{W}.

{T}: You get {E} (an energy counter). {T}, Pay {E}{E}{E}: Consulate Turret deals 2 damage to target player or planeswalker.

Deadlock Trap enters the battlefield tapped. When Deadlock Trap enters the battlefield, you get {E}{E} (two energy counters). {T}, Pay {E}: Tap target creature or planeswalker. Its activated abilities can't be activated this turn.

Whenever a creature enters the battlefield under your control, you get {E} (an energy counter). {4}, {T}: Return target creature you control to its owner's hand.

Whenever you cast an instant or sorcery spell, you get {E}{E} (two energy counters). {T}, Pay {E}{E}{E}{E}{E}: Dynavolt Tower deals 3 damage to any target.

Whenever you get one or more {E} (energy counters), put a +1/+1 counter on target creature you control. {4}, {T}: You get {E}.

When Glassblower's Puzzleknot enters the battlefield, scry 2, then you get {E}{E}. (You get two energy counters. To scry 2, look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) {2}{U}, Sacrifice Glassblower's Puzzleknot: Scry 2, then you get {E}{E}.

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

{1}, {T}: Add {U}{R}.

{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.)

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

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

When Aether Theorist enters the battlefield, you get {E}{E}{E} (three energy counters). {T}, Pay {E}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Flying At the beginning of your upkeep, you get {E}{E}{E} (three energy counters). Pay {E}{E}{E}{E}{E}{E}{E}{E}: Return all other creatures to their owners' hands. Activate only as a sorcery.

When Electrostatic Pummeler enters the battlefield, you get {E}{E}{E} (three energy counters). Pay {E}{E}{E}: Electrostatic Pummeler gets +X/+X until end of turn, where X is its power.

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

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

Whenever you cast a noncreature spell, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{T}: Add {W}.

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

If you would put one or more counters on a creature or planeswalker you control or on yourself, put that many plus one of each of those kinds of counters on that permanent or player instead. Choose a Background (You can have a Background as a second commander.)

Double strike, haste Whenever Lightning Runner attacks, you get {E}{E} (two energy counters), then you may pay {E}{E}{E}{E}{E}{E}{E}{E}. If you pay, untap all creatures you control, and after this phase, there is an additional combat phase.

{U}, {T}, Return an artifact you control to its owner's hand: You may put an artifact card from your hand onto the battlefield.

Vigilance {1}, Sacrifice an artifact: Target creature you control gets +2/+0 until end of turn. {X}, {T}, Exile an artifact card with mana value X from your graveyard: Create two tokens that are copies of the exiled card. Activate only as a sorcery.

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

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.

Double strike (This creature deals both first-strike and regular combat damage.) When Scrapper Champion enters the battlefield, you get {E}{E} (two energy counters). Whenever Scrapper Champion attacks, you may pay {E}{E}. If you do, put a +1/+1 counter on it.

Flash (You may cast this spell any time you could cast an instant.) Whenever Shielded Aether Thief blocks, you get {E} (an energy counter). {T}, Pay {E}{E}{E}: Draw a card.

{T}: Add {U}.

Affinity for artifacts Flying When Thought Monitor enters the battlefield, draw two cards.

Flying Whenever Thrummingbird deals combat damage to a player, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Artifact creatures you control get +2/+2. {6}: Create a token that's a copy of target artifact you control, except it's a 1/1 Soldier creature in addition to its other types.

Whenever you cast an artifact spell, draw a card.

Flash (You may cast this spell any time you could cast an instant.) Enchant creature or Vehicle When Aether Meltdown enters the battlefield, you get {E}{E} (two energy counters). Enchanted creature gets -4/-0.

Whenever you put one or more counters on a permanent or player, All Will Be One deals that much damage to target opponent, creature an opponent controls, or planeswalker an opponent controls.

When Consulate Surveillance enters the battlefield, you get {E}{E}{E}{E} (four energy counters). Pay {E}{E}: Prevent all damage that would be dealt to you this turn by a source of your choice.

When Court of Vantress enters the battlefield, you become the monarch. At the beginning of your upkeep, choose up to one other target enchantment or artifact. If you're the monarch, you may create a token that's a copy of it. If you're not the monarch, you may have Court of Vantress become a copy of it, except it has this ability.

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

Whenever an artifact or Artificer enters the battlefield under your control, you may pay {1}. If you do, you get {E}{E} (two energy counters). Pay {E}{E}{E}{E}{E}{E}, Sacrifice Era of Innovation: Draw three cards.

Whenever a nontoken creature enters the battlefield under your control, you may pay {R}. If you do, create a token that's a copy of that creature. That token gains haste. Exile it at the beginning of the next end step.

At the beginning of your end step, exile up to one target artifact or creature you control, then return that card to the battlefield under its owner's control.

Counter target spell.

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

This spell can't be countered. Counter target noncreature spell.

Counter target spell, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Scry 2, then draw two cards. You get {E}{E} (two energy counters).

Choose target creature. You get {E}{E}{E} (three energy counters), then you may pay any amount of {E}. Harnessed Lightning deals that much damage to that creature.

Exile all nontoken creatures you control, then roll a d20. 1—9 | Return those cards to the battlefield under their owner's control at the beginning of the next end step. 10—20 | Return those cards to the battlefield under their owner's control, then exile them again. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

Counter target noncreature spell.

Storm (When you cast this spell, copy it for each spell cast before it this turn.) Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Counter target spell. If that spell's mana value was 3 or less, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Draw a card.

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

When Aether Hub enters the battlefield, you get {E} (an energy counter). {T}: Add {C}. {T}, Pay {E}: Add one mana of any color.

{T}: Add {W}.

{T}: Add {C}. Basic landcycling {1} ({1}, Discard this card: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.)

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

{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

{T}: Add {R}.

({T}: Add {U}.)

{T}: Add {C}. {4}, {T}: Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

({T}: Add {R}.)

({T}: Add {W}.)

Razortide Bridge enters the battlefield tapped. Indestructible {T}: Add {W} or {U}.

Rustvale Bridge enters the battlefield tapped. Indestructible {T}: Add {R} or {W}.

{T}: Add {U}.

Silverbluff Bridge enters the battlefield tapped. Indestructible {T}: Add {U} or {R}.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Choose target artifact or creature. You get {E}{E}{E}{E} (four energy counters), then you may pay an amount of {E} equal to that permanent's mana value. If you do, gain control of it.

Proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.) Draw a card.

({U/P} can be paid with either {U} or 2 life.) Draw two cards, then proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

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