Have

Gurmag Angler

Delve (Each card you exile from your graveyard while casting this spell pays for {1}.)

Cast Down

Archaeomancer

When this creature enters, return target instant or sorcery card from your graveyard to your hand.

Security Bypass

Enchant creature
As long as enchanted creature is attacking alone, it can't be blocked.
Enchanted creature has "Whenever this creature deals combat damage to a player, it connives." (Its controller draws a card, then discards a card. If they discarded a nonland card, they put a +1/+1 counter on this creature.)

Tolarian Terror

This spell costs {1} less to cast for each instant and sorcery card in your graveyard.
Ward {2} (Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays {2}.)

Starlit Soothsayer

Flying
At the beginning of your end step, if you gained or lost life this turn, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Unexpected Fangs

Put a +1/+1 counter and a lifelink counter on target creature.

Ice Tunnel

({T}: Add {U} or {B}.)
This land enters tapped.

Counterspell

Soured Springs

This land enters tapped.
When this land enters, it deals 1 damage to target opponent.
{T}: Add {U} or {B}.

Swamp

Unwind

Counter target noncreature spell. Untap up to three lands.

Vampire Sovereign

Flying
When this creature enters, target opponent loses 3 life and you gain 3 life.

Vampire Spawn

When this creature enters, each opponent loses 2 life and you gain 2 life.

Recover

Return target creature card from your graveyard to your hand.
Draw a card.

Elusive Spellfist

Whenever you cast a noncreature spell, this creature gets +1/+0 until end of turn and can't be blocked this turn.

Negate

Encrust

Enchant artifact or creature
Enchanted permanent doesn't untap during its controller's untap step and its activated abilities can't be activated.

Brainstorm

Draw three cards, then put two cards from your hand on top of your library in any order.

Foreboding Landscape

{T}: Add {C}.
{T}, Sacrifice this land: Search your library for a basic Swamp, Forest, or Island card, put it onto the battlefield tapped, then shuffle.
Cycling {B}{G}{U} ({B}{G}{U}, Discard this card: Draw a card.)

Ghostly Flicker

Exile two target artifacts, creatures, and/or lands you control, then return those cards to the battlefield under your control.

Crypt Rats

{X}: This creature deals X damage to each creature and each player. Spend only black mana on X.

Island

Send to Sleep

Tap up to two target creatures.
Spell mastery — If there are two or more instant and/or sorcery cards in your graveyard, those creatures don't untap during their controllers' next untap steps.

Elgaud Shieldmate

Soulbond (You may pair this creature with another unpaired creature when either enters. They remain paired for as long as you control both of them.)
As long as this creature is paired with another creature, both creatures have hexproof. (They can't be the targets of spells or abilities your opponents control.)