Obscura Initiate

Flying
{1}{W/B}: This creature gains lifelink until end of turn.

Ceremonial Groundbreaker

Equipped creature gets +2/+1 and has trample.
Equip Citizen {1}
Equip {3} ({3}: Attach to target creature you control. Equip only as a sorcery.)

Island

Errant, Street Artist

Flash
Defender, haste
{1}{U}, {T}: Copy target spell you control that wasn't cast. You may choose new targets for the copy.

Scuttling Butler

At the beginning of combat on your turn, if you control two or more multicolored permanents, this creature gains double strike until end of turn.

Maestros Initiate

{4}{U/R}, Exile this card from your graveyard: Draw two cards, then discard a card.

Take to the Streets

Creatures you control get +2/+2 until end of turn. Citizens you control get an additional +1/+1 and gain vigilance until end of turn.

Make Disappear

Casualty 1 (As you cast this spell, you may sacrifice a creature with power 1 or greater. When you do, copy this spell and you may choose a new target for the copy.)
Counter target spell unless its controller pays {2}.

Run Out of Town

The owner of target nonland permanent puts it on their choice of the top or bottom of their library.

Brokers Initiate

{4}{G/U}: This creature has base power and toughness 5/5 until end of turn.

Midnight Clock

{T}: Add {U}.
{2}{U}: Put an hour counter on this artifact.
At the beginning of each upkeep, put an hour counter on this artifact.
When the twelfth hour counter is put on this artifact, shuffle your hand and graveyard into your library, then draw seven cards. Exile this artifact.

Voice of the Vermin

This creature enters with a shield counter on it. (If it would be dealt damage or destroyed, remove a shield counter from it instead.)
Whenever this creature attacks, target creature you control has base power and toughness 4/4 until end of turn.