{T}: Add {C}.

{3}, {T}: Target creature with power 3 or less can't be blocked this turn.

{T}: Add {C}. Spend this mana only to activate an ability or cast an artifact spell.

{T}: Add {C}.

{2}, {T}: Tap target noncreature artifact.

Equipped creature gets +1/+0.

Equip {1} ({1}: Attach to target creature you control. Equip only as a sorcery.)

Equipped creature gets +3/+3 and has "At the beginning of your end step, tap this creature."

Equipped creature doesn't untap during its controller's untap step.

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

When Clockwork Fox leaves the battlefield, you draw two cards and each opponent draws a card.

Defender

{T}: Creatures you control gain haste until end of turn.

{T}: Add {C}.

{4}: Put two +1/+1 counters on Crawling Barrens. Then you may have it become a 0/0 Elemental creature until end of turn. It's still a land.

Crumbling Vestige enters the battlefield tapped.

When Crumbling Vestige enters the battlefield, add one mana of any color.

{T}: Add {C}. ({C} represents colorless mana.)

Indestructible

{T}: Add {C}.

Indestructible

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

Darksteel Juggernaut attacks each combat if able.

{T}: Add {C}.

{2}, {T}, Sacrifice Demolition Field: Destroy target nonbasic land an opponent controls. That land's controller may search their library for a basic land card, put it onto the battlefield, then shuffle. You may search your library for a basic land card, put it onto the battlefield, then shuffle.

{T}: Add {C}.

{4}: Dread Statuary becomes a 4/2 Golem artifact creature until end of turn. It's still a land.

{T}: Add {C}.

{3}: Return Drownyard Temple from your graveyard to the battlefield tapped.

When Elsewhere Flask enters the battlefield, draw a card.

Sacrifice Elsewhere Flask: Choose a basic land type. Each land you control becomes that type until end of turn.

{T}: Add {C}.

{4}, {T}, Sacrifice Encroaching Wastes: Destroy target nonbasic land.

{T}: Add {C}.

{2}, {T}: Exile target creature you control.

{4}, {T}, Sacrifice Endless Sands: Return each creature card exiled with Endless Sands to the battlefield under its owner's control.

When Energy Refractor enters the battlefield, draw a card.

{2}: Add one mana of any color.

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

{T}: Add {C}.

{5}, {T}, Sacrifice Foundry of the Consuls: Create two 1/1 colorless Thopter artifact creature tokens with flying.

Galvanic Juggernaut attacks each combat if able.

Galvanic Juggernaut doesn't untap during your untap step.

Whenever another creature dies, untap Galvanic Juggernaut.

Flash

{7}, {T}, Sacrifice Goblin Firebomb: Destroy target permanent.

Juggernauts you control attack each combat if able.

Juggernauts you control can't be blocked by Walls.

Other creatures you control have base power and toughness 5/3 and are Juggernauts in addition to their other creature types.

{2}, Exile Halo Scarab from your graveyard: Create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")

Equipped creature gets +2/+1.

As long as equipped creature is legendary, it has trample and haste.

Equip {2}

{T}: Add {C}. ({C} represents colorless mana.)

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

Juggernaut attacks each combat if able.

Juggernaut can't be blocked by Walls.

{T}: Add {C}.

{T}, Put a page counter on Mazemind Tome: Scry 1.

{2}, {T}, Put a page counter on Mazemind Tome: Draw a card.

When there are four or more page counters on Mazemind Tome, exile it. If you do, you gain 4 life.

{5}, Exile Mechtitan Core and four other artifact creatures and/or Vehicles you control: Create Mechtitan, a legendary 10/10 Construct artifact creature token with flying, vigilance, trample, lifelink, and haste that's all colors. When that token leaves the battlefield, return all cards exiled with Mechtitan Core except Mechtitan Core to the battlefield tapped under their owners' control.

Crew 2

{T}: You gain 1 life. If you control creatures named Power Plant Worker and Tower Worker, you gain 3 life instead.

Whenever Mobile Garrison attacks, untap another target artifact or creature you control.

Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

{T}: Add one mana of any color.

{1}, {T}, Tap another untapped artifact you control: Draw a card, then discard a card.

Otarian Juggernaut can't be blocked by Walls.

Threshold -- As long as seven or more cards are in your graveyard, Otarian Juggernaut gets +3/+0 and attacks each combat if able.

{T}: Add {C}.

{1}, {T}, Sacrifice an artifact: You gain 1 life.

Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.)

Phyrexian Juggernaut attacks each combat if able.

{3}: Power Plant Worker gets +2/+2 until end of turn. If you control creatures named Mine Worker and Tower Worker, put two +1/+1 counters on Power Plant Worker instead. Activate only once each turn.

Whenever Renegade Freighter attacks, it gets +1/+1 and gains trample until end of turn.

Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Defender

{7}: Roving Keep gets +2/+0 and gains trample until end of turn. It can attack this turn as though it didn't have defender.

Sacrifice an artifact: Regenerate Rusted Slasher.

As Secluded Courtyard enters the battlefield, choose a creature type.

{T}: Add {C}.

{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature source of the chosen type.

{T}: Add {C}.

{2}, {T}: Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

When Self-Assembler enters the battlefield, you may search your library for an Assembly-Worker creature card, reveal it, put it into your hand, then shuffle.

Affinity for artifacts

Artifact landcycling {2} ({2}, Discard this card: Search your library for an artifact land card, reveal it, put it into your hand, then shuffle.)

Permanent cards in graveyards can't enter the battlefield.

Players can't cast noncreature spells from graveyards or exile.

{T}: Add {C}.

{6}: Stalking Stones becomes a 3/3 Elemental artifact creature that's still a land. (This effect lasts indefinitely.)

Vigilance

When Staunch Throneguard enters the battlefield, you become the monarch.

Equipped creature gets +1/+1 and has vigilance and trample.

Equip creature token {1}

Equip {3}

{2}, {T}, Exile The Stasis Coffin: You gain protection from everything until your next turn.

Trample, haste

Crew 2 (Tap any number of creatures you control with total power 2 or more: This Vehicle becomes an artifact creature until end of turn.)

Vigilance

{T}, Sacrifice Tormod's Cryptkeeper: Exile target player's graveyard.

When Towashi Guide-Bot enters the battlefield, put a +1/+1 counter on target creature you control.

{4}, {T}: Draw a card. This ability costs {1} less to activate for each modified creature you control. (Equipment, Auras you control, and counters are modifications.)

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