Waste Not

Whenever an opponent discards a creature card, create a 2/2 black Zombie creature token.
Whenever an opponent discards a land card, add {B}{B}.
Whenever an opponent discards a noncreature, nonland card, draw a card.

Burning Inquiry

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

Fate Unraveler

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

Bone Miser

Whenever you discard a creature card, create a 2/2 black Zombie creature token.
Whenever you discard a land card, add {B}{B}.
Whenever you discard a noncreature, nonland card, draw a card.

Megrim

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

Master of the Feast

Flying
At the beginning of your upkeep, each opponent draws a card.

Mountain

Dark Deal

Each player discards all the cards in their hand, then draws that many cards minus one.

Soaring Show-Off

Flying
When Soaring Show-Off enters, each player draws a card.

Ob Nixilis, the Hate-Twisted

Whenever an opponent draws a card, Ob Nixilis, the Hate-Twisted deals 1 damage to that player.
−2: Destroy target creature. Its controller draws two cards.

Swamp

Burglar Rat

When this creature enters, each opponent discards a card.

Murkwater Pathway

Clearwater Pathway

Clearwater Pathway // Murkwater Pathway

Island

Jace's Archivist

{U}, {T}: Each player discards their hand, then draws cards equal to the greatest number of cards a player discarded this way.

Searstep Pathway

Blightstep Pathway

Blightstep Pathway // Searstep Pathway

Reliquary Tower

You have no maximum hand size.
{T}: Add {C}.

Consult the Necrosages

Choose one —
• Target player draws two cards.
• Target player discards two cards.

Collective Defiance

Escalate {1} (Pay this cost for each mode chosen beyond the first.)
Choose one or more —
• Target player discards all the cards in their hand, then draws that many cards.
• Collective Defiance deals 4 damage to target creature.
• Collective Defiance deals 3 damage to target opponent or planeswalker.