Angel of Invention

Flying, vigilance, lifelink
Fabricate 2 (When this creature enters, put two +1/+1 counters on it or create two 1/1 colorless Servo artifact creature tokens.)
Other creatures you control get +1/+1.

Woodweaver’s Puzzleknot

When Woodweaver’s Puzzleknot enters, you gain 3 life and get (three energy counters).
, Sacrifice Woodweaver’s Puzzleknot: You gain 3 life and get .

Panharmonicon

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

Defiant Salvager

Sacrifice an artifact or creature: Put a +1/+1 counter on Defiant Salvager. Activate only as a sorcery.

Freejam Regent

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you’re done activating mana abilities pays for .)
Flying
: Freejam Regent gets +2/+0 until end of turn.

Commander’s Plate

Equipped creature gets +3/+3 and has protection from each color that’s not in your commander’s color identity.
Equip commander
Equip

Sylvan Advocate

Vigilance
As long as you control six or more lands, Sylvan Advocate and land creatures you control get +2/+2.

Consuming Aberration

Consuming Aberration’s power and toughness are each equal to the number of cards in your opponents’ graveyards.
Whenever you cast a spell, each opponent reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard.

Tuktuk the Explorer

Haste
When Tuktuk the Explorer dies, create Tuktuk the Returned, a legendary 5/5 colorless Goblin Golem artifact creature token.

Loyal Unicorn

Vigilance
Lieutenant — At the beginning of combat on your turn, if you control your commander, prevent all combat damage that would be dealt to creatures you control this turn. Other creatures you control gain vigilance until end of turn.

Panharmonicon

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

The Chain Veil

At the beginning of your end step, if you didn’t activate a loyalty ability of a planeswalker this turn, you lose 2 life.
, : For each planeswalker you control, you may activate one of its loyalty abilities once this turn as though none of its loyalty abilities have been activated this turn.

Pitiless Vizier

Whenever you cycle or discard a card, Pitiless Vizier gains indestructible until end of turn. (Damage and effects that say “destroy” don’t destroy it. If its toughness is 0 or less, it’s still put into its owner’s graveyard.)

Defiant Salvager

Sacrifice an artifact or creature: Put a +1/+1 counter on Defiant Salvager. Activate only as a sorcery.

Mox Opal

Metalcraft — : Add one mana of any color. Activate only if you control three or more artifacts.

Tuktuk the Explorer

Haste
When Tuktuk the Explorer dies, create Tuktuk the Returned, a legendary 5/5 colorless Goblin Golem artifact creature token.

Doomed Necromancer

, , Sacrifice Doomed Necromancer: Return target creature card from your graveyard to the battlefield.

Clone Shell

Imprint — When Clone Shell enters, look at the top four cards of your library, exile one face down, then put the rest on the bottom of your library in any order.
When Clone Shell dies, turn the exiled card face up. If it’s a creature card, put it onto the battlefield under your control.

Chrome Mox

Imprint — When Chrome Mox enters, you may exile a nonartifact, nonland card from your hand.
: Add one mana of any of the exiled card’s colors.

Chromatic Orrery

You may spend mana as though it were mana of any color.
: Add .
, : Draw a card for each color among permanents you control.