Cerebral Vortex

Target player draws two cards, then Cerebral Vortex deals damage to that player equal to the number of cards they've drawn this turn.

Call to Heel

Return target creature to its owner's hand. Its controller draws a card.

Submerged Boneyard

Submerged Boneyard enters tapped.
{T}: Add {U} or {B}.

Spite of Mogis

Spite of Mogis deals damage to target creature equal to the number of instant and sorcery cards in your graveyard. Scry 1. (Look at the top card of your library. You may put that card on the bottom.)

Cinder Barrens

Cinder Barrens enters tapped.
{T}: Add {B} or {R}.

Runeflare Trap

If an opponent drew three or more cards this turn, you may pay {R} rather than pay this spell's mana cost.
Runeflare Trap deals damage to target player equal to the number of cards in that player's hand.

Dream Fracture

Counter target spell. Its controller draws a card.
Draw a card.

Howling Golem

Whenever Howling Golem attacks or blocks, each player draws a card.

Mountain

Swamp

Vision Skeins

Fate Unraveler

Whenever an opponent draws a card, Fate Unraveler deals 1 damage to that player.

Island

Trouble

Trouble deals damage to target player equal to the number of cards in that player's hand.
Fuse (You may cast one or both halves of this card from your hand.)

Toil

Target player draws two cards and loses 2 life.
Fuse (You may cast one or both halves of this card from your hand.)

Toil // Trouble

Highland Lake

Highland Lake enters tapped.
{T}: Add {U} or {R}.