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.

{2}, {T}, Sacrifice a land: Draw a card and put a charge counter on Arcane Spyglass.

Remove three charge counters from Arcane Spyglass: Draw a card.

Modular 3 (This creature enters the battlefield with three +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Trample

Whenever another artifact enters the battlefield, put a +1/+1 counter on Arcbound Crusher.

Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Fear (This creature can't be blocked except by artifact creatures and/or black creatures.)

At the beginning of your upkeep, you may move a +1/+1 counter from target creature onto Arcbound Fiend.

Modular 3 (This creature enters the battlefield with three +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Haste

Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

First strike

Modular 4 (This creature enters the battlefield with four +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

At the beginning of your upkeep, put a +1/+1 counter on each creature with modular you control.

Modular 6 (This creature enters the battlefield with six +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Sacrifice an artifact: Put a +1/+1 counter on Arcbound Ravager.

Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Remove a +1/+1 counter from Arcbound Reclaimer: Put target artifact card from your graveyard on top of your library.

Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Whenever Arcbound Slith deals combat damage to a player, put a +1/+1 counter on it.

Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Flying

Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Modular--Sunburst (This creature enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Modular 1 (This creature enters the battlefield with a +1/+1 counter on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

Astral Cornucopia enters the battlefield with X charge counters on it.

{T}: Choose a color. Add one mana of that color for each charge counter on Astral Cornucopia.

Flash

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.)

Remove a charge counter from Baton of Courage: Target creature gets +1/+1 until end of turn.

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

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

{T}: Add one mana of any color.

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.)

At the beginning of your upkeep, you may gain life equal to the number of charge counters on Clearwater Goblet.

Clockwork Beetle enters the battlefield with two +1/+1 counters on it.

Whenever Clockwork Beetle attacks or blocks, remove a +1/+1 counter from it at end of combat.

Flying

Clockwork Condor enters the battlefield with three +1/+1 counters on it.

Whenever Clockwork Condor attacks or blocks, remove a +1/+1 counter from it at end of combat.

Flying

Clockwork Dragon enters the battlefield with six +1/+1 counters on it.

Whenever Clockwork Dragon attacks or blocks, remove a +1/+1 counter from it at end of combat.

{3}: Put a +1/+1 counter on Clockwork Dragon.

Clockwork Hydra enters the battlefield with four +1/+1 counters on it.

Whenever Clockwork Hydra attacks or blocks, remove a +1/+1 counter from it. If you do, Clockwork Hydra deals 1 damage to any target.

{T}: Put a +1/+1 counter on Clockwork Hydra.

Trample

Clockwork Vorrac enters the battlefield with four +1/+1 counters on it.

Whenever Clockwork Vorrac attacks or blocks, remove a +1/+1 counter from it at end of combat.

{T}: Put a +1/+1 counter on Clockwork Vorrac.

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

Sacrifice Commander's Sphere: Draw a card.

When Contagion Engine enters the battlefield, put a -1/-1 counter on each creature target player controls.

{4}, {T}: Proliferate, then proliferate again. (Choose any number of permanents and/or players, then give each another counter of each kind already there. Then do it again.)

Converge -- Crystalline Crawler enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.

Remove a +1/+1 counter from Crystalline Crawler: Add one mana of any color.

{T}: Put a +1/+1 counter on Crystalline Crawler.

At the beginning of combat on your turn, choose a kind of counter at random that Crystalline Giant doesn't have on it from among flying, first strike, deathtouch, hexproof, lifelink, menace, reach, trample, vigilance, and +1/+1. Put a counter of that kind on Crystalline Giant.

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.

Return up to X target artifact and/or non-Aura enchantment cards each with mana value X or less from your graveyard to the battlefield. If X is 6 or more, those permanents are 4/4 creatures in addition to their other types.

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

Indestructible

{T}: Add one mana of any color.

Enchant creature

Enchanted creature is an Insect artifact creature with base power and toughness 0/1 and has indestructible, and it loses all other abilities, card types, and creature types.

Indestructible (Effects that say "destroy" don't destroy this artifact.)

At the beginning of your upkeep, you may put a charge counter on Darksteel Reactor.

When Darksteel Reactor has twenty or more charge counters on it, you win the game.

When Deepglow Skate enters the battlefield, double the number of each kind of counter on any number of target permanents.

At the beginning of your upkeep, choose one --

• Put a +1/+1 counter on target artifact creature.

• Put a charge counter on target noncreature artifact.

Epochrasite enters the battlefield with three +1/+1 counters on it if you didn't cast it from your hand.

When Epochrasite dies, exile it with three time counters on it and it gains suspend. (At the beginning of your upkeep, remove a time counter. When the last is removed, cast this card without paying its mana cost. It has haste.)

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.)

{1}, Remove four +1/+1 counters from Etched Oracle: Target player draws three cards.

Multikicker {2} (You may pay an additional {2} any number of times as you cast this spell.)

Everflowing Chalice enters the battlefield with a charge counter on it for each time it was kicked.

{T}: Add {C} for each charge counter on Everflowing Chalice.

Landfall -- Whenever a land enters the battlefield under your control, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

{3}, {T}: Tap target creature and put a +1/+1 counter on it. Until end of turn, that creature gains "{2}{G}{U}: Double the number of +1/+1 counters on this creature."

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.)

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.

Enchant creature

Enchanted creature loses all abilities and is a blue Frog creature with base power and toughness 1/1. (It loses all other card types and creature types.)

Whenever Gonti's Aether Heart or another artifact enters the battlefield under your control, you get {E}{E} (two energy counters).

Pay eight {E}, Exile Gonti's Aether Heart: Take an extra turn after this one.

Hangarback Walker enters the battlefield with X +1/+1 counters on it.

When Hangarback Walker dies, create a 1/1 colorless Thopter artifact creature token with flying for each +1/+1 counter on Hangarback Walker.

{1}, {T}: Put a +1/+1 counter on Hangarback Walker.

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on it instead.

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.)

{2}, Sacrifice Heliophial: It deals damage equal to the number of charge counters on it to any target.

Enchant creature

When Hydra's Growth enters the battlefield, put a +1/+1 counter on enchanted creature.

At the beginning of your upkeep, double the number of +1/+1 counters on enchanted creature.

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

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.)

{T}, Remove X charge counters from Infused Arrows: Target creature gets -X/-X until end of turn.

Flying

Historic spells you cast cost {1} less to cast. (Artifacts, legendaries, and Sagas are historic.)

+1: Target creature gets +2/+2 until end of turn.

-1: If you don't control a creature named Mowu, create Mowu, a legendary 3/3 green Dog creature token.

-5: Until end of turn, target creature gains trample and gets +X/+X, where X is the number of lands you control.

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.

Llanowar Reborn enters the battlefield tapped.

{T}: Add {G}.

Graft 1 (This land enters the battlefield with a +1/+1 counter on it. Whenever a creature enters the battlefield, you may move a +1/+1 counter from this land onto it.)

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.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.)

Remove a +1/+1 counter from Lunar Avenger: Lunar Avenger gains your choice of flying, first strike, or haste until end of turn.

Master of Etherium's power and toughness are each equal to the number of artifacts you control.

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

Mindless Automaton enters the battlefield with two +1/+1 counters on it.

{1}, Discard a card: Put a +1/+1 counter on Mindless Automaton.

Remove two +1/+1 counters from Mindless Automaton: Draw a card.

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.)

All permanents are artifacts in addition to their other types.

All cards that aren't on the battlefield, spells, and permanents are colorless.

Players may spend mana as though it were mana of any color.

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

Kicker {3}

If Myriad Construct was kicked, it enters the battlefield with a +1/+1 counter on it for each nonbasic land your opponents control.

When Myriad Construct becomes the target of a spell, sacrifice it and create a number of 1/1 colorless Construct artifact creature tokens equal to its power.

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.

Sunburst (This enters the battlefield with a charge counter on it for each color of mana spent to cast it.)

Equipped creature gets +X/+X, where X is the number of charge counters on Opaline Bracers.

Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.

Pentavus enters the battlefield with five +1/+1 counters on it.

{1}, Remove a +1/+1 counter from Pentavus: Create a 1/1 colorless Pentavite artifact creature token with flying.

{1}, Sacrifice a Pentavite: Put a +1/+1 counter on Pentavus.

Destroy target creature. It can't be regenerated. Its controller creates a 3/3 green Ape creature token.

Destroy target creature. It can't be regenerated. That creature's controller creates a 3/3 green Frog Lizard creature token.

{T}: Add one mana of any color.

At the beginning of your upkeep, put a night counter on Replicating Ring. Then if it has eight or more night counters on it, remove all of them and create eight colorless snow artifact tokens named Replicated Ring with "{T}: Add one mana of any color."

Reyhan, Last of the Abzan enters the battlefield with three +1/+1 counters on it.

Whenever a creature you control dies or is put into the command zone, if it had one or more +1/+1 counters on it, you may put that many +1/+1 counters on target creature.

Partner (You can have two commanders if both have partner.)

Each player returns all artifact cards from their graveyard to the battlefield.

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.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.)

Remove two +1/+1 counters from Sawtooth Thresher: Sawtooth Thresher gets +4/+4 until end of turn.

{T}, Sacrifice Scourglass: Destroy all permanents except for artifacts and lands. Activate only during your upkeep.

Modular 2 (This creature enters the battlefield with two +1/+1 counters on it. When it dies, you may put its +1/+1 counters on target artifact creature.)

{T}, Sacrifice an artifact: Search your library for a Construct card, reveal it, put it into your hand, then shuffle.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.)

Flying

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.)

{T}: Double the number of +1/+1 counters on Solarion.

Destroy all nonartifact permanents.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.)

Remove two +1/+1 counters from Spinal Parasite: Remove a counter from target permanent.

Whenever Spincrusher blocks, put a +1/+1 counter on it.

Remove a +1/+1 counter from Spincrusher: Spincrusher can't be blocked this turn.

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

Reach, trample, protection from multicolored

Stonecoil Serpent enters the battlefield with X +1/+1 counters on it.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.)

{4}, {T}, Remove a +1/+1 counter from Suncrusher: Destroy target creature.

{2}, Remove a +1/+1 counter from Suncrusher: Return Suncrusher to its owner's hand.

Sunburst (This enters the battlefield with a +1/+1 counter on it for each color of mana spent to cast it.)

Exile target creature. Its controller gains life equal to its power.

Artifact creatures you control get +2/+2.

({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.)

Creature and planeswalker spells you cast have affinity for artifacts. (They cost {1} less to cast for each artifact you control.)

+2: Tezzeret, Master of the Bridge deals X damage to each opponent, where X is the number of artifacts you control. You gain X life.

-3: Return target artifact card from your graveyard to your hand.

-8: Exile the top ten cards of your library. Put all artifact cards from among them onto the battlefield.

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)

I, II -- Look at the top five cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in a random order.

III -- Artifacts you control become artifact creatures with base power and toughness 5/5 until end of turn.

Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith.

At the beginning of combat on your turn, if The Ozolith has counters on it, you may move all counters from The Ozolith onto target creature.

Flying

Thopter Squadron enters the battlefield with three +1/+1 counters on it.

{1}, Remove a +1/+1 counter from Thopter Squadron: Create a 1/1 colorless Thopter artifact creature token with flying. Activate only as a sorcery.

{1}, Sacrifice another Thopter: Put a +1/+1 counter on Thopter Squadron. Activate only as a sorcery.

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

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.)

Flying

Triskelavus enters the battlefield with three +1/+1 counters on it.

{1}, Remove a +1/+1 counter from Triskelavus: Create a 1/1 colorless Triskelavite artifact creature token with flying. It has "Sacrifice this creature: This creature deals 1 damage to any target."

Triskelion enters the battlefield with three +1/+1 counters on it.

Remove a +1/+1 counter from Triskelion: It deals 1 damage to any target.

Whenever you cast an artifact spell, draw a card.

Trample, haste

If you would put one or more counters on a permanent or player, put twice that many of each of those kinds of counters on that permanent or player instead.

If an opponent would put one or more counters on a permanent or player, they put half that many of each of those kinds of counters on that permanent or player instead, rounded down.

Walking Ballista enters the battlefield with X +1/+1 counters on it.

{4}: Put a +1/+1 counter on Walking Ballista.

Remove a +1/+1 counter from Walking Ballista: It deals 1 damage to any target.

Sacrifice Welding Jar: Regenerate target artifact.