Aether Hub

Fumigate

Glimmer of Genius

Torrential Gearhulk

Disallow

Approach of the Second Sun

Cast Out

Forsake the Worldly

Irrigated Farmland

Jace's Defeat

Glacial Fortress

Search for Azcanta/Azcanta, the Sunken Ruin

1U

Settle the Wreckage

2WW

Gideon's Reproach

Gideon's Reproach deals 4 damage to target attacking or blocking creature.

Memorial to Genius

Memorial to Genius enters the battlefield tapped. {T}: Add {U}. {4}{U}, {T}, Sacrifice Memorial to Genius: Draw two cards.

Seal Away

Flash When Seal Away enters the battlefield, exile target tapped creature an opponent controls until Seal Away leaves the battlefield.

Syncopate

Counter target spell unless its controller pays {X}. If that spell is countered this way, exile it instead of putting it into its owner's graveyard.

Nezahal, Primal Tide

Nezahal, Primal Tide can't be countered. You have no maximum hand size. Whenever an opponent casts a noncreature spell, draw a card. Discard three cards: Exile Nezahal. Return it to the battlefield tapped under its owner's control at the beginning of the next end step.

Arch of Orazca

Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) {T}: Add {C}. {5}, {T}: Draw a card. Activate this ability only if you have the city's blessing.

Negate

Counter target noncreature spell.

Sorcerous Spyglass

As Sorcerous Spyglass enters the battlefield, look at an opponent's hand, then choose any card name. Activated abilities of sources with the chosen name can't be activated unless they're mana abilities.

Field of Ruin

{T}: Add {C}. {2}, {T}, Sacrifice Field of Ruin: Destroy target nonbasic land an opponent controls. Each player searches their library for a basic land card, puts it onto the battlefield, then shuffles their library.

Essence Scatter

Counter target creature spell.

Island

({T}: Add {U}.)