Note the mana value of each card as it's put into exile.

Bell Borca, Spectral Sergeant's power is equal to the greatest number noted for it this turn.

At the beginning of your upkeep, exile the top card of your library. You may play that card this turn.

Distribute X +1/+1 counters among any number of creatures you control, where X is the amount of spent to cast this spell. Then draw a card for each creature you control with power 4 or greater.

, Pay 1 life: Draw a card. Activate only if three or more cards left your graveyard this turn or if you've sacrificed a Food this turn.

: Create a 2/2 green Wolf creature token.

Daybound (If a player casts no spells during their own turn, it becomes night next turn.)

Whenever another Human you control enters, Dawnhart Disciple gets +1/+1 until end of turn.

Return target card from your graveyard to your hand.

Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Exit Specialist can't be blocked by creatures with power 3 or greater.

Disguise (You may cast this card face down for as a 2/2 creature with ward . Turn it face up any time for its disguise cost.)

When Exit Specialist is turned face up, return another target creature to its owner's hand.

Flying

Flying

When Foul Watcher enters, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

Delirium — Foul Watcher gets +1/+0 as long as there are four or more card types among cards in your graveyard.

Target creature gets +2/+1 and gains flying until end of turn. (Then exile this card. You may cast the creature later from exile.)

Changeling (This card is every creature type.)

When Guardian Gladewalker enters, put a +1/+1 counter on target creature.

Each player may discard their hand and draw cards equal to the greatest mana value of a commander they own on the battlefield or in the command zone.

Search your library for up to X basic land cards, where X is the number of creatures attacking you, put those cards onto the battlefield tapped, then shuffle.

Prevent all combat damage that would be dealt this turn.

When Kinsbaile Courier enters, put a +1/+1 counter on target creature.

Encore (, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)

Flying

Whenever a player casts their second spell each turn, Ledger Shredder connives. (Draw a card, then discard a card. If you discarded a nonland card, put a +1/+1 counter on this creature.)

Exploit (When this creature enters, you may sacrifice a creature.)

Menace

When Loathsome Curator exploits a creature, destroy target creature you don't control with mana value 3 or less.

Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for or one mana of that creature's color.)

When Martyr's Soul enters, if you control no tapped lands, put two +1/+1 counters on it.

Choose a card name other than a basic land card name. Search target opponent's graveyard, hand, and library for any number of cards with that name and exile them. That player shuffles, then creates a 2/2 black Zombie creature token for each card exiled from their hand this way.

Enchant creature

Enchanted creature gets +2/+2 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)

Whenever enchanted creature attacks, its controller loses 2 life and you gain 2 life.

Whenever Radha, Heir to Keld attacks, you may add .

: Add .

When Rune-Brand Juggler enters, suspect up to one target creature you control. (A suspected creature has menace and can't block.)

, Sacrifice a suspected creature: Target creature gets -5/-5 until end of turn.

Flying, vigilance

Whenever one or more +1/+1 counters are put on a creature you control, Shalai and Hallar deals that much damage to target opponent.

When Skyclave Apparition enters, exile up to one target nonland, nontoken permanent you don't control with mana value 4 or less.

When Skyclave Apparition leaves the battlefield, the exiled card's owner creates an X/X blue Illusion creature token, where X is the mana value of the exiled card.

Destroy up to one target artifact, enchantment, or creature with flying. Create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

Flying

As long as there are five or more mana values among cards in your graveyard, Syndicate Infiltrator gets +2/+2.

When Tempting Witch enters, create a Food token. (It's an artifact with ", , Sacrifice this artifact: You gain 3 life.")

, , Sacrifice a Food: Target player loses 3 life.

When Treeguard Duo enters, until end of turn, target creature you control gains vigilance and gets +X/+X, where X is the number of creatures you control.

When Unscrupulous Contractor enters, you may sacrifice a creature. When you do, target player draws two cards and loses 2 life.

Plot (You may pay and exile this card from your hand. Cast it as a sorcery on a later turn without paying its mana cost. Plot only as a sorcery.)

Flying, vigilance

Whenever you gain or lose life during your turn, Wax-Wane Witness gets +1/+0 until end of turn.

Flying, haste

Whenever Xira, the Golden Sting attacks, put an egg counter on another target creature without an egg counter on it. When that creature dies, if it has an egg counter on it, draw a card and create a 1/1 black Insect creature token with flying.

Landfall — Whenever a land you control enters, manifest dread if this is the first time this ability has resolved this turn. Otherwise, you may turn a permanent you control face up. (To manifest dread, look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.)