March of the Machine

Dismal Backwater enters the battlefield tapped. When Dismal Backwater enters the battlefield, you gain 1 life. {T}: Add {U} or {B}.

Blossoming Sands enters the battlefield tapped. When Blossoming Sands enters the battlefield, you gain 1 life. {T}: Add {G} or {W}.

Bloodfell Caves enters the battlefield tapped. When Bloodfell Caves enters the battlefield, you gain 1 life. {T}: Add {B} or {R}.

{2}: Add one mana of any color. {6}, {T}, Sacrifice Urn of Godfire: Destroy target creature or enchantment.

When Skittering Surveyor enters the battlefield, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Reach {2}, {T}: Put target card from a graveyard on the bottom of its owner's library.

Equipped creature gets +1/+0 and has flying. Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)

Vigilance {T}: Add one mana of any color. Activate only if Flywheel Racer is a creature. Crew 1 (Tap any number of creatures you control with total...

{1}, Sacrifice another creature or artifact: Put a +1/+1 counter on Stormclaw Rager and draw a card. Activate only as a sorcery.

When Sculpted Perfection enters the battlefield, incubate 2. (Create an Incubator token with two +1/+1 counters on it and "{2}: Transform this arti...

Trample, haste Whenever you attack, target attacking creature gets +1/+1 until end of turn. If it's attacking a battle, put a +1/+1 counter on it i...

Vigilance When Knight of the New Coalition enters the battlefield, create a 2/2 white and blue Knight creature token with vigilance.

Flying, vigilance Mutagen Connoisseur gets +1/+0 for each transformed permanent you control.

Vigilance Whenever a creature you control becomes the target of a backup ability, copy that ability. You may choose new targets for the copy. This ...

Other Knights you control get +1/+1. {W}{U}, {T}: Tap another target creature.

When Joyful Stormsculptor enters the battlefield, create two 1/1 blue and red Elemental creature tokens. Whenever you cast a spell that has convoke...

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When I...

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When I...

Double strike

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When I...

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When I...

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When I...

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.) When I...