Plains

Thwart

You may return three Islands you control to their owner's hand rather than pay this spell's mana cost.
Counter target spell.

Stroke of Genius

Wrath of God

Destroy all creatures. They can't be regenerated.

Drifting Meadow

Drifting Meadow enters tapped.
{T}: Add {W}.
Cycling {2} ({2}, Discard this card: Draw a card.)

Arrest

Enchant creature
Enchanted creature can't attack or block, and its activated abilities can't be activated.

Clear

Destroy target enchantment.
Cycling {2} ({2}, Discard this card: Draw a card.)

Disenchant

Energy Field

Prevent all damage that would be dealt to you by sources you don't control.
When a card is put into your graveyard from anywhere, sacrifice Energy Field.

Alabaster Wall

Defender (This creature can't attack.)
{T}: Prevent the next 1 damage that would be dealt to any target this turn.

Counterspell

Catalog

Stinging Barrier

Defender (This creature can't attack.)
{U}, {T}: Stinging Barrier deals 1 damage to any target.

Ballista Squad

{X}{W}, {T}: Ballista Squad deals X damage to target attacking or blocking creature.

Exile

Exile target nonwhite attacking creature. You gain life equal to its toughness.

Kyren Archive

At the beginning of your upkeep, you may exile the top card of your library face down.
{5}, Discard your hand, Sacrifice Kyren Archive: Put all cards exiled with Kyren Archive into their owner's hand.

War Tax

{X}{U}: This turn, creatures can't attack unless their controller pays {X} for each attacking creature they control.

Cessation

Enchant creature
Enchanted creature can't attack.
When Cessation is put into a graveyard from the battlefield, return Cessation to its owner's hand.

Braidwood Cup

Pacifism

Enchant creature
Enchanted creature can't attack or block.

False Prophet

When False Prophet dies, exile all creatures.

Mother of Runes

{T}: Target creature you control gains protection from the color of your choice until end of turn.