, : Draw a card, then discard a card.
Whenever you discard one or more artifact cards, create a tapped Powerstone token. This ability triggers only once each turn.

Choose two —
• Creatures you don't control get -3/-0 until end of turn.
• Create two tapped Powerstone tokens.
• Create a tapped 0/0 colorless Construct artifact creature token with "This creature gets +1/+1 for each artifact you control."
• Scry 2, then draw a card.

When this creature dies, you gain 3 life.
Whenever a player casts a white spell, you may pay . If you do, you gain 1 life.

Target creature gets +2/+2 until end of turn. Investigate.

Mutate
Whenever this creature mutates, exile cards from the top of your library until you exile X permanent cards, where X is the number of times this creature has mutated. Put those permanent cards onto the battlefield.

Choose two —
• Destroy all artifacts.
• Destroy all enchantments.
• Destroy all creatures with mana value 3 or less.
• Destroy all creatures with mana value 4 or greater.

When this creature enters and whenever it attacks while saddled, create a 3/3 green Elephant creature token.
Saddle 5

When this creature enters, exile all opponents' graveyards. Choose a nonland card exiled this way. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.

Creatures your opponents control enter tapped.
Whenever a creature an opponent controls enters, you gain 1 life.

Convoke
Trample

Autograph Book enters with a page counter on it for each person who has signed it.
, , Remove a page counter from Autograph Book: Draw a card.

Whenever you crank Auto-Key, until end of turn, target creature becomes an artifact in addition to its other types and gains ": You gain 3 life."

: Add . Spend this mana only to activate an ability or cast an artifact spell.

Whenever one or more artifact creatures you control deal combat damage to a player, you get (an energy counter).
Pay : Create a tapped 3/3 colorless Robot artifact creature token.

Flying
Whenever this creature attacks, you may sacrifice another creature or artifact. If you do, draw a card.

When this creature enters, scry 2.

You may have this creature enter as a copy of any creature on the battlefield, except it isn't legendary, is an artifact in addition to its other types, and has myriad.

Prototype — 2/2
Vigilance
, : Put a +1/+1 counter on target Assembly-Worker you control.

Shroud
: Until end of turn, Autumn Willow can be the target of spells and abilities controlled by target player as though it didn't have shroud.

Hexproof
When Autumn Willow enters, create a 1/1 green Forest Dryad land creature token. (It's affected by summoning sickness.)
Whenever you tap a land creature for mana, add an additional .

: Mill a card.
Delirium — At the beginning of your end step, if there are four or more card types among cards in your graveyard, transform this enchantment.

Spells you control can't be countered by blue or black spells this turn, and creatures you control can't be the targets of blue or black spells this turn.

: Attach target Aura attached to a creature to another creature.

When this Equipment enters, create a 2/2 colorless Robot artifact creature token and attach this Equipment to it.
Equipped creature gets +1/+2 and has flying.
Equip

Hexproof
At the beginning of combat on your turn, put two +1/+1 counters on another target creature you control.
Daybound

Flying, vigilance, indestructible

Flying, vigilance, indestructible
Other permanents you control have indestructible.

Flying, vigilance
: Prevent all damage that would be dealt to another target creature this turn by sources of the color of your choice.
: Prevent all damage that would be dealt to target player or planeswalker this turn by sources of the color of your choice.