Magma Spray

Magma Spray deals 2 damage to target creature. If that creature would die this turn, exile it instead.

Electrostatic Field

Defender
Whenever you cast an instant or sorcery spell, Electrostatic Field deals 1 damage to each opponent.

Mountain

Clash of Wills

Counter target spell unless its controller pays {X}.

Third Path Savant

Counterspell

Condescend

Counter target spell unless its controller pays {X}. Scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)

Thought Scour

Target player mills two cards.
Draw a card.

Roc Hunter

Lightning Bolt

Lightning Bolt deals 3 damage to any target.

Rewind

Counter target spell. Untap up to four lands.

Thopter Mechanic

Whenever you draw your second card each turn, put a +1/+1 counter on Thopter Mechanic.
When Thopter Mechanic dies, create a 1/1 colorless Thopter artifact creature token with flying.

Discombobulate

Counter target spell. Look at the top four cards of your library, then put them back in any order.

Skullcrack

Players can't gain life this turn. Damage can't be prevented this turn. Skullcrack deals 3 damage to target player or planeswalker.

Evolving Wilds

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

Dissipate

Counter target spell. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Wing Commando

Flying
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Mind Bend

Change the text of target permanent by replacing all instances of one color word with another or one basic land type with another. (For example, you may change "nonblack creature" to "nongreen creature" or "forestwalk" to "islandwalk." This effect lasts indefinitely.)

Firebolt

Firebolt deals 2 damage to any target.
Flashback {4}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Unholy Heat

Unholy Heat deals 2 damage to target creature or planeswalker.
Delirium — Unholy Heat deals 6 damage instead if there are four or more card types among cards in your graveyard.

Telepathy

Your opponents play with their hands revealed.

Dissolve

Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)

Dream Fracture

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

Countermand

Counter target spell. Its controller mills four cards.

Lightning Strike

Lightning Strike deals 3 damage to any target.

Sinister Sabotage

Counter target spell.
Surveil 1. (Look at the top card of your library. You may put it into your graveyard.)

Scatter Ray

Counter target artifact or creature spell unless its controller pays {4}.

Outwit

Counter target spell that targets a player.

Deprive

As an additional cost to cast this spell, return a land you control to its owner's hand.
Counter target spell.

Tremor

Tremor deals 1 damage to each creature without flying.

Monastery Swiftspear

Haste
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)

Island

Chaos Wand

{4}, {T}: Target opponent exiles cards from the top of their library until they exile an instant or sorcery card. You may cast that card without paying its mana cost. Then put the exiled cards that weren't cast this way on the bottom of that library in a random order.