When Urza's Construction Drone enters, conjure cards named Urza's Mine, Urza's Power Plant, and Urza's Tower into your library, then shuffle.
Whenever Urza's Construction Drone attacks or dies, seek an Urza's land card.

Starting intensity 1
At the beginning of combat on your turn, you may cast a spell with mana value equal to Jarsyl, Dark Age Scion's intensity from your graveyard without paying its mana cost. If you do, Jarsyl intensifies by 1.

At the beginning of your end step, you may pay . When you do, target artifact card in your graveyard perpetually gains "This spell costs less to cast." If it's a creature or Vehicle card, it perpetually gets +2/+2. Put it into your library second from the top.

Flying, deathtouch
When Gutmorn, Pactbound Servant enters the battlefield, each player discards a nonland card.
Whenever a player discards a card during your turn, they choose another player. That player conjures a duplicate of that card into their hand. It perpetually gains "You may spend mana as though it were mana of any color to cast this spell."

Seek a basic land card and put it onto the battlefield tapped. Then seek a permanent card with mana value equal to the number of lands you control.

Creatures and planeswalkers your opponents control perpetually gain "If this permanent would die, exile it instead." Brittle Blast deals 5 damage to target creature or planeswalker.

Conductive Current deals 3 damage to each creature. Choose an instant or sorcery card in your hand. It perpetually gains "If this spell would deal noncombat damage to a permanent or player, it deals that much damage plus 2 instead."

Ward
When Rimewall Protector enters the battlefield, each other Giant or Wizard you control and each Giant or Wizard card in your hand perpetually gains ward .

Flying
When this creature enters, it becomes day.
It can't become night.
Your opponents can't cast spells with mana value greater than the number of turns they have begun.

When Hinterland Chef enters the battlefield, draft a card from Hinterland Chef's spellbook. It perpetually becomes a Food artifact in addition to its other types and perpetually gains ", , Sacrifice this creature: You gain 3 life."

Menace
As Predatory Sludge enters the battlefield, choose a permanent you don't control. When the chosen permanent is put into a graveyard from the battlefield, conjure a card named Predatory Sludge into your hand.

When Grizzled Huntmaster enters the battlefield, you may exile a creature card from your hand. If you do, search your hand and library for any number of cards with the same name, exile them, then shuffle. Choose a creature card you own from outside the game. Conjure a duplicate of that card into your hand for each card exiled from your hand this way.

Counter target spell. Cards in your hand that share a card type with that spell perpetually gain "This spell costs less to cast."

Whenever one or more Humans and/or Warriors you control enter, conjure a card named Utility Knife onto the battlefield. This ability triggers only once each turn.

Whenever an Island or Swamp enters the battlefield under your control, draft a card from this creature's spellbook.

Exile all artifacts and creatures with mana value 3 or less. They perpetually gain "This spell costs more to cast" and "This permanent enters the battlefield tapped." For as long as each of them remain exiled, its owner may play it.

Lifelink
Whenever this creature enters or attacks, choose a card in your hand. It perpetually gains lifelink.

Draw two cards. Then you may exile an instant or sorcery card from your hand. If you do, search your hand and library for any number of cards with the same name, exile them, then shuffle. Seek an instant or sorcery card for each card exiled from your hand this way.

Defender
You may look at the top card of your library any time.
You may cast creature spells from the top of your library.
Whenever you cast a creature spell from your library, it becomes a black Bird in addition to its other colors and types, has flying, and has base power and toughness 1/1.

As Coalition Construct enters, choose a creature type.
Coalition Construct is the chosen type in addition to its other types.
When Coalition Construct enters, other creatures you control of the chosen type and creature cards of that type in your hand perpetually get +1/+1.

Whenever one or more other nontoken creatures you control deal combat damage to a player, choose one of those creatures. Conjure a duplicate of the chosen creature into your hand.

Kicker
When Pull of the Mist Moon enters, exile target nonland permanent an opponent controls until Pull of the Mist Moon leaves the battlefield.
When Pull of the Mist Moon enters, if it was kicked, choose a nonland permanent card in your hand. It perpetually gains "When this permanent enters, exile target nonland permanent an opponent controls until this permanent leaves the battlefield."

When Trove Mage enters, seek an artifact card from among the top ten cards of your library, then shuffle.

Flying
When Tiana, Angelic Mechanic or another legendary creature you control crews a Vehicle, that Vehicle perpetually gets +1/+0.

Counter target spell. Each card in its controller's graveyard, hand, and library with the same name as that spell perpetually gains "This spell costs more to cast."

Diminished Returner enters tapped.
: Diminished Returner perpetually gets -1/-1, then return it to the battlefield. Activate only if Diminished Returner is in your graveyard and its toughness is 2 or greater.

Menace, deathtouch, lifelink
Whenever Smogbelcher Chariot attacks, target creature that crewed it this turn perpetually gains your choice of menace, deathtouch, or lifelink.
Crew 3

Each player discards their hand, then conjures a duplicate of each of seven random cards from the library of the player to their right into their hand. The duplicates perpetually gain "Mana of any type can be spent to cast this spell."

When Guildpact Greenwalker enters, you may choose a creature card in your hand. If you do, that card perpetually incorporates and gets +4/+4.
Multicolored creatures you control have ward .

Flying
When Cackling Observer enters, target opponent reveals each nonland card in their hand. You choose one of those cards and exile it.
When Cackling Observer leaves the battlefield, the exiled card's owner seeks a nonland card with lesser mana value than the exiled card.

Draft a card from Relics of the Rubblebelt's spellbook twice, then put one of those cards onto the battlefield tapped.

Trample
When Concert Kaboomist enters or is turned face up, it deals X damage to target opponent, where X is the number of noncreature spells you've cast since the beginning of your last turn.
Disguise

At the beginning of each combat, Sproutwatch Dryad gains flying until end of turn if a creature you control or a card in your hand has flying. The same is true for first strike, double strike, deathtouch, haste, hexproof, indestructible, lifelink, menace, reach, trample, and vigilance.

Convoke
When Emmara, Voice of the Conclave enters, draft a card from Emmara, Voice of the Conclave's spellbook.

Whenever Legion Reconsecrator attacks, exile up to one target creature card from a graveyard. If you do, conjure a duplicate of it into your graveyard. The duplicate perpetually becomes a black Skeleton with base power and toughness 3/1 in addition to its other colors and types.
When Legion Reconsecrator dies, return another target creature card with power or toughness 1 from your graveyard to the battlefield.

When High Marshal Arguel dies, conjure a card named Arguel's Blood Fast onto the battlefield and you may transform it. If you control an enchantment named Arguel's Blood Fast and a land named Temple of Aclazotz, instead create two 4/3 white and black Vampire Demon creature tokens with flying.