Flying When Aethersphere Harvester enters the battlefield, you get {E}{E} (two energy counters). Pay {E}: Aethersphere Harvester gains lifelink until end of turn. Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.)

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.

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

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}.

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.

If an artifact or creature entering the battlefield causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.

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

First strike When Aether Chaser enters the battlefield, you get {E}{E} (two energy counters). Whenever Aether Chaser attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.

Flying When Aether Swooper enters the battlefield, you get {E}{E} (two energy counters). Whenever Aether Swooper attacks, you may pay {E}{E}. If you do, create a 1/1 colorless Servo artifact creature token.

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 Aethertorch Renegade enters the battlefield, you get {E}{E}{E}{E} (four energy counters). {T}, Pay {E}{E}: Aethertorch Renegade deals 1 damage to target creature. {T}, Pay {E}{E}{E}{E}{E}{E}{E}{E}: Aethertorch Renegade deals 6 damage to target player or planeswalker.

Trample Whenever Aetherwind Basker enters the battlefield or attacks, you get {E} (an energy counter) for each creature you control. Pay {E}: Aetherwind Basker gets +1/+1 until end of turn.

Landfall — Whenever a land enters the battlefield under your control, you get {E} (an energy counter). Pay {E}{E}{E}{E}{E}{E}{E}{E}: Create a 6/6 colorless Beast artifact creature token.

When Ardent Elementalist enters the battlefield, return target instant or sorcery card from your graveyard to your hand.

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.

When Eternal Witness enters the battlefield, you may return target card from your graveyard to your hand.

When Janjeet Sentry enters the battlefield, you get {E}{E} (two energy counters). {T}, Pay {E}{E}: You may tap or untap target artifact or creature.

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.

When Maulfist Doorbuster enters the battlefield, you get {E}{E} (two energy counters). Whenever Maulfist Doorbuster attacks, you may pay {E}. If you do, target creature can't block this turn.

When Multiform Wonder enters the battlefield, you get {E}{E}{E} (three energy counters). Pay {E}: Multiform Wonder gains your choice of flying, vigilance, or lifelink until end of turn. Pay {E}: Multiform Wonder gets +2/-2 or -2/+2 until end of turn.

When Peema Aether-Seer enters the battlefield, you get an amount of {E} (energy counters) equal to the greatest power among creatures you control. Pay {E}{E}{E}: Target creature blocks this turn if able.

When Reclamation Sage enters the battlefield, you may destroy target artifact or enchantment.

When Rogue Refiner enters the battlefield, draw a card and you get {E}{E} (two energy counters).

When Servant of the Conduit enters the battlefield, you get {E}{E} (two energy counters). {T}, Pay {E}: Add one mana of any color.

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.

Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.) When Shipwreck Dowser enters the battlefield, return target instant or sorcery card from your graveyard to your hand.

When Timeless Witness enters the battlefield, return target card from your graveyard to your hand. Eternalize {5}{G}{G} ({5}{G}{G}, Exile this card from your graveyard: Create a token that's a copy of it, except it's a 4/4 black Zombie Human Shaman with no mana cost. Eternalize only as a sorcery.)

Destroy target permanent. Its controller creates a 3/3 green Beast creature token.

The owner of target permanent shuffles it into their library, then reveals the top card of their library. If it's a permanent card, they put it onto the battlefield.

Draw two cards. Jump-start (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this card.)

Until end of turn, target creature gets +1/+1 for each creature you control and gains trample.

Multikicker {1} (You may pay an additional {1} any number of times as you cast this spell.) Choose any target, then choose another target for each time this spell was kicked. Comet Storm deals X damage to each of them.

As an additional cost to cast this spell, sacrifice a land. Search your library for a land card, put that card onto the battlefield, then shuffle.

Attacking creatures get +2/+0 until end of turn. Dinosaurs you control gain trample until end of turn.

Exile up to two target creatures you control, then return those cards to the battlefield under their owner's control.

Exile target creature you control, then return that card to the battlefield under its owner's control. If it's a Spirit, put a +1/+1 counter on it.

Reveal the top five cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Until end of turn, target creature you control gains trample and gets +X/+0, where X is its power. Sacrifice it at the beginning of the next end step.

Draw two cards, then discard two cards. Untap up to three lands.

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

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

Draw a card. You may put a land card from your hand onto the battlefield.

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.

As an additional cost to cast this spell, sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield, then shuffle.

Target creature gets +3/+3 until end of turn. You get {E}{E} (two energy counters).

Exile up to two target creatures you control, then return those cards to the battlefield under their owner's control. Draw a card.

Each attacking creature gets +1/+0 until end of turn for each nonbasic land defending player controls.

Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Choose one — • Draw cards equal to the greatest power among non-Human creatures you control. • Non-Human creatures you control get +3/+3 until end of turn.

Sacrifice a land. Search your library for up to two basic land cards, put them onto the battlefield tapped, then shuffle.

Exile target creature you control, then return that card to the battlefield under its owner's control. If a Pirate was exiled this way, draw a card.

Target creature gains double strike until end of turn. Ferocious — That creature also gains trample until end of turn if you control a creature with power 4 or greater.

As an additional cost to cast this spell, discard a card. Draw two cards.

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 {C}. {3}, {T}: Draw a card. Activate only if you control a creature with power 4 or greater.

({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 {R} or {G}.) Cinder Glade enters the battlefield tapped unless you control two or more basic lands.

{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}.)

Frontier Bivouac enters the battlefield tapped. {T}: Add {G}, {U}, or {R}.

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

({T}: Add {U}.)

{T}: Add {C}. {X}{R}{G}, {T}: Target creature gets +X/+0 and gains trample until end of turn.

({T}: Add {G}, {U}, or {R}.) Ketria Triome enters the battlefield tapped. Cycling {3} ({3}, Discard this card: Draw a card.)

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

({T}: Add {R}.)

Rejuvenating Springs enters the battlefield tapped unless you have two or more opponents. {T}: Add {G} or {U}.

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

{T}: Add {C}. {4}, {T}: Target creature can't be blocked this turn.

({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.

Sulfur Falls enters the battlefield tapped unless you control an Island or a Mountain. {T}: Add {U} or {R}.

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

Training Center enters the battlefield tapped unless you have two or more opponents. {T}: Add {U} or {R}.

This spell costs {1} less to cast for each creature on the battlefield. Blasphemous Act deals 13 damage to each creature.

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.

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