Unexpected Fangs

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

Dark Ritual

Nihil Spellbomb

{T}, Sacrifice Nihil Spellbomb: Exile target player's graveyard.
When Nihil Spellbomb is put into a graveyard from the battlefield, you may pay {B}. If you do, draw a card.

Wrench Mind

Target player discards two cards unless they discard an artifact card.

Olivia's Dragoon

Discard a card: Olivia's Dragoon gains flying until end of turn.

Sign in Blood

Target player draws two cards and loses 2 life.

Headless Specter

Flying
Hellbent — Whenever Headless Specter deals combat damage to a player, if you have no cards in hand, that player discards a card at random.

Swamp

Cast Down

Odious Witch

Whenever Odious Witch attacks, defending player loses 1 life and you gain 1 life.

Ragged Recluse

At the beginning of your end step, if you discarded a card this turn, transform Ragged Recluse.

Ragged Recluse // Odious Witch

Faerie Macabre

Flying
Discard Faerie Macabre: Exile up to two target cards from graveyards.

Cloak of Confusion

Enchant creature you control
Whenever enchanted creature attacks and isn't blocked, you may have it assign no combat damage this turn. If you do, defending player discards a card at random.

Distress

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

Cabal Initiate

Discard a card: Cabal Initiate gains lifelink until end of turn.
Threshold — Cabal Initiate gets +1/+2 as long as seven or more cards are in your graveyard.

Last Rites

Discard any number of cards. Target player reveals their hand, then you choose a nonland card from it for each card discarded this way. That player discards those cards.