Sulfurous Springs

{T}: Add {C}.
{T}: Add {B} or {R}. Sulfurous Springs deals 1 damage to you.

Liliana's Caress

Whenever an opponent discards a card, that player loses 2 life.

Flying
Whenever Hypnotic Specter deals damage to an opponent, that player discards a card at random.

Earthquake deals X damage to each creature without flying and each player.

Pyroclasm deals 2 damage to each creature.

Whenever an opponent discards a card, Megrim deals 2 damage to that player.

Blightning deals 3 damage to target player or planeswalker. That player or that planeswalker's controller discards two cards.

At the beginning of each player's draw step, if Howling Mine is untapped, that player draws an additional card.

First strike
Sacrifice Vampire Hexmage: Remove all counters from target permanent.

Target creature gets -2/-2 until end of turn.

Lightning Bolt deals 3 damage to any target.

{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Each player draws three cards, then discards three cards at random.

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

Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player.

Blackcleave Cliffs enters tapped unless you control two or fewer other lands.
{T}: Add {B} or {R}.

Dragonskull Summit enters tapped unless you control a Swamp or a Mountain.
{T}: Add {B} or {R}.