Fabricate 1 (When this creature enters the battlefield, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

Creatures you control have flying, first strike, vigilance, trample, haste, and protection from black and from red.

Other artifact creatures you control have haste.

Whenever one or more artifact creatures you control attack, Alibou, Ancient Witness deals X damage to any target and you scry X, where X is the number of tapped artifacts you control.

{T}: Add {C}{C}. Ancient Tomb deals 2 damage to you.

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

When Archaeomancer's Map enters the battlefield, search your library for up to two basic Plains cards, reveal them, put them into your hand, then shuffle.

Whenever a land enters the battlefield under an opponent's control, if that player controls more lands than you, you may put a land card from your hand onto the battlefield.

{W}{W}, {T}: Return target artifact card from your graveyard to your hand.

Flying, vigilance, indestructible

Other permanents you control have indestructible.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.)

Barricade Breaker attacks each combat if able.

Beast of Burden's power and toughness are each equal to the number of creatures on the battlefield.

Trample, infect, indestructible

If Blightsteel Colossus would be put into a graveyard from anywhere, reveal Blightsteel Colossus and shuffle it into its owner's library instead.

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

{7}: Create a token that's a copy of target artifact. That token gains haste. Exile it at the beginning of the next end step.

Trample, indestructible

If Darksteel Colossus would be put into a graveyard from anywhere, reveal Darksteel Colossus and shuffle it into its owner's library 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

Equipped creature has indestructible.

Equip {2}

Whenever you cast an artifact spell, you may pay {2}. If you do, create a 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."

Search your library for an artifact or enchantment card, reveal it, then shuffle and put that card on top.

Whenever an opponent casts their first noncreature spell each turn, draw a card unless that player pays {X}, where X is Esper Sentinel's power.

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

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

{2}: Target artifact creature gains your choice of flying, trample, or haste until end of turn.

Whenever Graven Abomination attacks, exile target card from defending player's graveyard.

Defender (This creature can't attack.)

When a creature attacks you or a planeswalker you control, if Guardian of the Ages has defender, it loses defender and gains trample.

Whenever Hammer of Nazahn or another Equipment enters the battlefield under your control, you may attach that Equipment to target creature you control.

Equipped creature gets +2/+0 and has indestructible.

Equip {4}

{T}: Add {C}.

{T}: Each player gains control of all creatures they own.

This spell costs {3} less to cast if there are ten or more nonland permanents on the battlefield.

Destroy all nonland permanents.

Destroy target artifact or enchantment. You gain 4 life.

Jeska, Thrice Reborn enters the battlefield with a loyalty counter on her for each time you've cast a commander from the command zone this game.

0: Choose target creature. Until your next turn, if that creature would deal combat damage to one of your opponents, it deals triple that damage to that player instead.

-X: Jeska, Thrice Reborn deals X damage to each of up to three targets.

Jeska, Thrice Reborn can be your commander.

Partner

Creatures you control have first strike.

When Kor Cartographer enters, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, put them into your hand, then shuffle.

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.

Flying

Cascade (When you cast this spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)

Creatures you control get +2/+2 until end of turn.

Makindi Mesas enters the battlefield tapped.

{T}: Add {W}.

{T}: Reveal any number of artifact cards in your hand. Add {C}{C} for each card revealed this way.

Enchant nonland permanent

Enchanted permanent is a Treasure artifact with "{T}, Sacrifice this artifact: Add one mana of any color," and it loses all other abilities. (If it was a creature, it's no longer a creature.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

({T}: Add {R}.)

{T}: Add {R}.

{T}: Add {W}.

Magical Tinkering -- {W}, {T}, Sacrifice an artifact: Search your library for an artifact card with mana value equal to 1 plus the sacrificed artifact's mana value, put it onto the battlefield, then shuffle. Activate only as a sorcery.

Trample

Phyrexian Colossus doesn't untap during your untap step.

Pay 8 life: Untap Phyrexian Colossus.

Phyrexian Colossus can't be blocked except by three or more creatures.

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

({T}: Add {W}.)

Whenever one or more creatures you control attack, each defending player divides all creatures without flying they control into a "left" pile and a "right" pile. Then, for each attacking creature you control, choose "left" or "right." That creature can't be blocked this combat except by creatures with flying and creatures in a pile with the chosen label.

Destroy target artifact or enchantment.

Flashback {4}{W}{W} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Artifacts you control have protection from each mana value among artifacts you control.

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

Choose one or both --

• Return target creature card from your graveyard to your hand.

• Return target artifact card from your graveyard to your hand.

Exile target artifact or enchantment.

Menace

When Ruin Grinder dies, each player may discard their hand and draw seven cards.

Mountaincycling {2} ({2}, Discard this card: Search your library for a Mountain card, reveal it, put it into your hand, then shuffle.)

Flying

When Sanctum Gargoyle enters the battlefield, you may return target artifact card from your graveyard to your hand.

Flying

When Sandstone Oracle enters the battlefield, choose an opponent. If that player has more cards in hand than you, draw cards equal to the difference.

If Scorched Ruins would enter the battlefield, sacrifice two untapped lands instead. If you do, put Scorched Ruins onto the battlefield. If you don't, put it into its owner's graveyard.

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

Whenever Scrap Trawler or another artifact you control is put into a graveyard from the battlefield, return to your hand target artifact card in your graveyard with lesser mana value.

{0}: Change Sentinel's base toughness to 1 plus the power of target creature blocking or blocked by Sentinel. (This effect lasts indefinitely.)

Flash

You may cast artifact spells as though they had flash.

{T}: Add {C}.

{T}: Add {C}{C}. Spend this mana only to cast colorless spells. Activate only if you control seven or more lands.

Destroy target creature with power 3 or greater. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

{T}: Add {C}.

{R}{W}, {T}: Target creature gets +2/+0 and gains vigilance and haste until end of turn.

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

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

Whenever Street Sweeper attacks, destroy all Auras attached to target land.

Equipped creature gets +2/+2 and has protection from green and from blue.

Whenever equipped creature deals combat damage to a player, you create a 2/2 green Wolf creature token and that player mills ten cards.

Equip {2}

Equipped creature gets +2/+2 and has protection from black and from green.

Whenever equipped creature deals combat damage to a player, that player discards a card and you untap all lands you control.

Equip {2}

You may choose not to untap Tawnos's Coffin during your untap step.

{3}, {T}: Exile target creature and all Auras attached to it. Note the number and kind of counters that were on that creature. When Tawnos's Coffin leaves the battlefield or becomes untapped, return that exiled card to the battlefield under its owner's control tapped with the noted number and kind of counters on it. If you do, return the other exiled cards to the battlefield under their owner's control attached to that permanent.

Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.)

Exile Teferi's Protection.

When Thopter Engineer enters, create a 1/1 colorless Thopter artifact creature token with flying.

Artifact creatures you control have haste. (They can attack and {T} as soon as they come under your control.)

{1}, Sacrifice Traveler's Amulet: Search your library for a basic land card, reveal it, put it into your hand, then shuffle.

+2: Ugin, the Spirit Dragon deals 3 damage to any target.

-X: Exile each permanent with mana value X or less that's one or more colors.

-10: You gain 7 life, draw seven cards, then put up to seven permanent cards from your hand onto the battlefield.

At the beginning of your end step, untap target artifact.

{4}, {T}: Create a 1/1 colorless Thopter artifact creature token with flying.

When Workshop Assistant dies, return another target artifact card from your graveyard to your hand.

Deathtouch, lifelink

When Wurmcoil Engine dies, create a 3/3 colorless Phyrexian Wurm artifact creature token with deathtouch and a 3/3 colorless Phyrexian Wurm artifact creature token with lifelink.