Surveil

Creeping Chill deals 3 damage to each opponent and you gain 3 life.

When Creeping Chill is put into your graveyard from your library, you may exile it. If you do, Creeping Chill deals 3 damage to each opponent and you gain 3 life.

Dimir Guildgate enters the battlefield tapped.

{T}: Add {U} or {B}.

Dimir Guildgate enters the battlefield tapped.

{T}: Add {U} or {B}.

Flying

Menace (This creature can't be blocked except by two or more creatures.)

Whenever you surveil, put a +1/+1 counter on Dimir Spybug.

Flying, trample

Pay 2 life: Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

You may look at an additional two cards each time you surveil.

Exile Enhanced Surveillance: Shuffle your graveyard into your library.

{1}{U}, {T}: Target creature doesn't untap during its controller's next untap step.

{2}{B}, {T}: Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

({T}: Add {U}.)

When Lazav, the Multifarious enters the battlefield, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

{X}: Lazav, the Multifarious becomes a copy of target creature card in your graveyard with mana value X, except its name is Lazav, the Multifarious, it's legendary in addition to its other types, and it has this ability.

Surveil 2, then choose an instant or sorcery card in your graveyard. You may cast it this turn. If that spell would be put into your graveyard, exile it instead. (To surveil 2, look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Flying

Whenever Nightveil Sprite attacks, surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

This spell costs {2} less to cast if it targets a legendary creature.

Destroy target creature.

Surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)

Counter target spell.

Surveil 1. (Look at the top card of your library. You may put that card into your graveyard.)

({T}: Add {B}.)

Target opponent reveals their hand. You choose a nonland card from it. That player discards that card.

Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Defender

Whenever you surveil, put a +1/+1 counter on Thoughtbound Phantasm.

As long as Thoughtbound Phantasm has three or more +1/+1 counters on it, it can attack as though it didn't have defender.

({T}: Add {U} or {B}.)

As Watery Grave enters the battlefield, you may pay 2 life. If you don't, it enters the battlefield tapped.