Copy target spell you control with mana value 4 or less. You may choose new targets for the copy.

Prowess
Whenever Starfouled Arcanist attacks, you may tap target creature. If Starfouled Arcanist has greater power than it, that creature doesn't untap during its controller's next untap step.

When Starseeker enters, surveil 2.

Exile the top six cards of target opponent's library. You may play cards exiled this way without paying their mana costs until the end of your next turn.

Enchant creature
When Tempting Song enters, tap enchanted creature.
Enchanted creature doesn't untap during its controller's untap step.
Enchanted creature has “{4}: Untap this creature.”

Prowess
Whenever you copy a spell, put a +1/+1 counter on Twincast Disciple.

Whenever Unbreathing Surveyor deals combat damage to a player, draw a card.
Escape—{2}{U}{U}, Exile four other cards from your graveyard.

Multitude {5}{U}{U}
Enchant player
At the beginning of each end step, enchanted player mills X cards, where X is the number of cards put into their graveyard from anywhere this turn.

Flying
Whenever you draw your second card each turn, create a 1/1 white Spirit creature token with flying.

Whenever you cast a noncreature spell, put a +1/+1 counter on Vile Arcanist.

Whenever you cast a noncreature or Zombie spell, target player mills two cards.

Flash
Multitude {4}{U}{U}
You may have Wildkin Imposter enter as a copy of any creature on the battlefield.

{1}{B}, {T}, Sacrifice Afterlife Augur: Return target creature card from your graveyard to the battlefield. It can't block this turn.

Whenever a creature dies, you draw a card and you lose 1 life.
At the beginning of your end step, put a decay counter on Arcet. It deals X damage to each player, planeswalker, and other creature, where X is the number of decay counters on it.
Escape—{4}{B}{B}{B}, Exile the top thirteen cards of your library.

At the beginning of your upkeep, you draw a card and you lose 1 life. You may repeat this process up to two times.

Whenever another nontoken creature you control dies, you may mill a card. If you're ancient, instead you may draw a card.

When Blasphemous Bonecaller enters or dies, you draw a card and you lose 1 life.
{1}{B}, Discard Blasphemous Bonecaller: You draw a card and you lose 1 life.

Target player discards two cards. Then you may exile up to two cards from their graveyard.

As an additional cost to cast this spell, sacrifice a creature.
Return a creature card from your graveyard to the battlefield, then return another creature card from your graveyard to your hand.

{B}: Exile two target cards from graveyards. If they share a card type, you draw a card and you lose 1 life.

Search your library for a nonblack card, reveal it, put it into your hand, then shuffle.
Create a Treasure token.

Menace
Escape—{2}{B}{B}, Exile five other cards from your graveyard.

Rather than pay the mana cost for a spell, you may discard a card that shares a color with that spell.
If you would be dealt damage, discard that many cards instead.
When you have no cards in hand, you lose the game.

Deathtouch
When Drudge Dredger enters, mill three cards.

When Famished Sovereign enters, each opponent loses 2 life and you gain 2 life.