Abolish

You may discard a Plains card rather than pay this spell’s mana cost.
Destroy target artifact or enchantment.

Volrath the Fallen

, Discard a creature card: Volrath the Fallen gets +X/+X until end of turn, where X is the discarded card’s converted mana cost.

Viseling

At the beginning of each opponent’s upkeep, Viseling deals X damage to that player, where X is the number of cards in their hand minus 4.

Sivvi’s Ruse

If an opponent controls a Mountain and you control a Plains, you may cast this spell without paying its mana cost.
Prevent all damage that would be dealt this turn to creatures you control.

Weakness

Enchant creature
Enchanted creature gets -2/-1.

Rishadan Airship

Flying
Rishadan Airship can block only creatures with flying.

Sand Squid

Islandwalk (This creature can’t be blocked as long as defending player controls an Island.)
You may choose not to untap Sand Squid during your untap step.
: Tap target creature. That creature doesn’t untap during its controller’s untap step for as long as Sand Squid remains tapped.

Gush

You may return two Islands you control to their owner’s hand rather than pay this spell’s mana cost.
Draw two cards.

Misstep

Creatures target player controls don’t untap during that player’s next untap step.

Highway Robber

When Highway Robber enters the battlefield, target opponent loses 2 life and you gain 2 life.

Noble Purpose

Whenever a creature you control deals combat damage, you gain that much life.

Rancor

Enchant creature
Enchanted creature gets +2/+0 and has trample.
When Rancor is put into a graveyard from the battlefield, return Rancor to its owner’s hand.

City of Traitors

When you play another land, sacrifice City of Traitors.
: Add .

Phyrexian Plaguelord

, Sacrifice Phyrexian Plaguelord: Target creature gets -4/-4 until end of turn.
Sacrifice a creature: Target creature gets -1/-1 until end of turn.

Steadfastness

Creatures you control get +0/+3 until end of turn.

Charging Paladin

Whenever Charging Paladin attacks, it gets +0/+3 until end of turn.

Capashen Knight

First strike (This creature deals combat damage before creatures without first strike.)
: Capashen Knight gets +1/+0 until end of turn.

Eradicate

Exile target nonblack creature. Search its controller’s graveyard, hand, and library for all cards with the same name as that creature and exile them. Then that player shuffles their library.